<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Webb, G.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A.E. Douglass and the Canals of Mars</style></title><secondary-title><style face="normal" font="default" size="100%">The Astronomy Quarterly</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">canals of mars</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1979</style></year></dates><publisher><style face="normal" font="default" size="100%">Pachart Publishing House</style></publisher><volume><style face="normal" font="default" size="100%">3</style></volume><issue><style face="normal" font="default" size="100%">No. 9</style></issue><notes><style face="normal" font="default" size="100%">This title is available through the Tree Ring Laboratory; please contact the lab for more information. </style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Webb, G.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The Infatigable Astronomer</style></title><secondary-title><style face="normal" font="default" size="100%">The Journal of Arizona History</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Arizona</style></keyword><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">biography</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1978</style></year></dates><edition><style face="normal" font="default" size="100%">Summer 1978</style></edition><publisher><style face="normal" font="default" size="100%">The Arizona Historical Society</style></publisher><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><notes><style face="normal" font="default" size="100%">This title is available through the Tree Ring Laboratory; please contact the lab for more information. </style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Peterson, Roy M.</style></author><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Tree Rings and Climatic Cycles, Laboratory of Tree-Ring Research, Astronomical Studies</style></title><secondary-title><style face="normal" font="default" size="100%">Phi Kappa Phi Journal</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">climate</style></keyword><keyword><style  face="normal" font="default" size="100%">dating</style></keyword><keyword><style  face="normal" font="default" size="100%">dendrochronology</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">environment</style></keyword><keyword><style  face="normal" font="default" size="100%">fraternity</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">tree ring</style></keyword><keyword><style  face="normal" font="default" size="100%">tree ring laboratory</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1944</style></year></dates><publisher><style face="normal" font="default" size="100%">University of Arizona</style></publisher><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><volume><style face="normal" font="default" size="100%">XXIV</style></volume><issue><style face="normal" font="default" size="100%">No. 3</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Tree Growth and Solar Cycles</style></title><secondary-title><style face="normal" font="default" size="100%">Paper Presented at International Research Council</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">solar cycles</style></keyword><keyword><style  face="normal" font="default" size="100%">tree growth</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1931</style></year></dates><notes><style face="normal" font="default" size="100%">Copies of this are available through the Tree Ring Laboratory. Please contact the curator for more information. pcreasman@ltrr.arizona.edu</style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Solar Records in Tree Growth</style></title><secondary-title><style face="normal" font="default" size="100%">Science</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">records</style></keyword><keyword><style  face="normal" font="default" size="100%">solar</style></keyword><keyword><style  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face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">photograph</style></keyword><keyword><style  face="normal" font="default" size="100%">shadow bands</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1926</style></year></dates><volume><style face="normal" font="default" size="100%">LXIII</style></volume><issue><style face="normal" font="default" size="100%">No. 3</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">University of Arizona Eclipse Expedition</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Astronomy</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">eclipse expedition</style></keyword><keyword><style  face="normal" font="default" size="100%">university of arizona</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1923</style></year></dates><volume><style face="normal" font="default" size="100%">XXXI</style></volume><issue><style face="normal" font="default" size="100%">No. 10</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">University of Arizona Eclipse Expedition, Port Libertad, Sonora, Mexico</style></title><secondary-title><style face="normal" font="default" size="100%">Publications of the Astronomical Society of the Pacific</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">eclipse</style></keyword><keyword><style  face="normal" font="default" size="100%">expedition</style></keyword><keyword><style  face="normal" font="default" size="100%">Mexico</style></keyword><keyword><style  face="normal" font="default" size="100%">port libertad</style></keyword><keyword><style  face="normal" font="default" size="100%">Sonora</style></keyword><keyword><style  face="normal" font="default" size="100%">university of arizona</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1923</style></year></dates><volume><style face="normal" font="default" size="100%">XXXVI</style></volume><issue><style face="normal" font="default" size="100%">No. 212</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">An Automatic Optical Photograph, Abstract</style></title><secondary-title><style face="normal" font="default" size="100%">Publications of the Astronomical Society of the Pacific</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">optic</style></keyword><keyword><style  face="normal" font="default" size="100%">optical</style></keyword><keyword><style  face="normal" font="default" size="100%">photograph</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1919</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">An Optical Photograph</style></title><secondary-title><style face="normal" font="default" size="100%">The Astrophysical Journal</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">optical</style></keyword><keyword><style  face="normal" font="default" 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size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">contrasts</style></keyword><keyword><style  face="normal" font="default" size="100%">counter glow</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">photography</style></keyword><keyword><style  face="normal" font="default" size="100%">zodical light</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1915</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>23</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Where-When Did Masonry Originate</style></title><secondary-title><style face="normal" font="default" size="100%">Arizona Daily Star</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">douglass',</style></keyword><keyword><style  face="normal" font="default" size="100%">masonry</style></keyword><keyword><style  face="normal" font="default" size="100%">newspaper</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1912</style></year></dates><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>23</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">El Cometa de Halley</style></title><secondary-title><style face="normal" font="default" size="100%">Tucson Citizen</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">comet</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">espanol</style></keyword><keyword><style  face="normal" font="default" size="100%">halley</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">newspaper</style></keyword><keyword><style  face="normal" font="default" size="100%">spanish</style></keyword><keyword><style  face="normal" font="default" size="100%">tucson</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1910</style></year></dates><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><notes><style face="normal" font="default" size="100%">This title is available through the Tree Ring Laboratory; please contact the lab for more information. </style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>23</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Halleys Comet</style></title><secondary-title><style face="normal" font="default" size="100%">Tucson Citizen</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">comet</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">Halleys</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">newspaper</style></keyword><keyword><style  face="normal" font="default" size="100%">tucson</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1910</style></year></dates><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><notes><style face="normal" font="default" size="100%">This title is available through the Tree Ring Laboratory; please contact the lab for more information. </style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The Illusions of Vision and the Canals of Mars</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Science Monthly</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">canals</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">illusions of vision</style></keyword><keyword><style  face="normal" font="default" size="100%">mars</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1907</style></year></dates><volume><style face="normal" font="default" size="100%">LXX</style></volume></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A New Almucantar</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Astronomy</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">almucantar</style></keyword><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">popular</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1903</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>23</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Altitudes and Locations</style></title><secondary-title><style face="normal" font="default" size="100%">Coconino Sun</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">altitudes</style></keyword><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">coconino</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">Flagstaff</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">newspaper</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1901</style></year></dates><pub-location><style face="normal" font="default" size="100%">Flagstaff</style></pub-location><notes><style face="normal" font="default" size="100%">This title is available through the Tree Ring Laboratory; please contact the lab for more information. </style></notes></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Astronomical Telegrams</style></title><secondary-title><style face="normal" font="default" size="100%">Publications of the Astronomical Society</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">telegrams</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1901</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Photographs of the Zodical Light</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Astronomy</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">photograph</style></keyword><keyword><style  face="normal" font="default" size="100%">photographs</style></keyword><keyword><style  face="normal" font="default" size="100%">zodical light</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1900</style></year></dates><issue><style face="normal" font="default" size="100%">No. 74</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The Effects of Mountains On the Quality of the Atmosphere</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Astronomy </style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">atmosphere</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">mountains</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1899</style></year></dates><issue><style face="normal" font="default" size="100%">No. 67</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Mars.</style></title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">mars</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1899</style></year></dates><publisher><style face="normal" font="default" size="100%">Popular Astronomy</style></publisher></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The First Satellite of Jupiter</style></title><secondary-title><style face="normal" font="default" size="100%">Abdruck aus den Astr. Nachr. Bd. 146.</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">historic</style></keyword><keyword><style  face="normal" font="default" size="100%">jupiter</style></keyword><keyword><style  face="normal" font="default" size="100%">satellite</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1898</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">The Markings on Venus</style></title><secondary-title><style face="normal" font="default" size="100%">Monthly Notices of the Royal Astronomical Society</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">markings on venus</style></keyword><keyword><style  face="normal" font="default" size="100%">venus</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1898</style></year></dates><volume><style face="normal" font="default" size="100%">LVIII</style></volume><issue><style face="normal" font="default" size="100%">No. 78</style></issue></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Present Rotation Period 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version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, A.E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Scales of Seeing</style></title><secondary-title><style face="normal" font="default" size="100%">Popular Astronomy</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">astronomy</style></keyword><keyword><style  face="normal" font="default" size="100%">Douglass</style></keyword><keyword><style  face="normal" font="default" size="100%">scales of seeing</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1898</style></year></dates></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>19</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Douglass, 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