<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>27</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Fritts, H.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Reconstruction of Past Climatic Variability (A Progress Report) 1 January through 30 June 1974</style></title></titles><keywords><keyword><style  face="normal" font="default" size="100%">ARPA</style></keyword><keyword><style  face="normal" font="default" size="100%">climatic variability</style></keyword><keyword><style  face="normal" font="default" size="100%">dendroclimatology</style></keyword><keyword><style  face="normal" font="default" size="100%">past climate</style></keyword><keyword><style  face="normal" font="default" size="100%">reconstruction</style></keyword><keyword><style  face="normal" font="default" size="100%">tree rings</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1974</style></year></dates><publisher><style face="normal" font="default" size="100%">Laboratory of Tree-Ring Research</style></publisher><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><language><style face="normal" font="default" size="100%">English</style></language><issue><style face="normal" font="default" size="100%">1 January through 30 June 1974</style></issue><work-type><style face="normal" font="default" size="100%">Fourth Semi-Annual Technical Report</style></work-type></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>27</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Fritts, H.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Reconstruction of Past Climatic Variability (A Progress Report) 30 June through 31 December 1974</style></title></titles><keywords><keyword><style  face="normal" font="default" size="100%">ARPA</style></keyword><keyword><style  face="normal" font="default" size="100%">climatic variability</style></keyword><keyword><style  face="normal" font="default" size="100%">dendroclimatology</style></keyword><keyword><style  face="normal" font="default" size="100%">past climate</style></keyword><keyword><style  face="normal" font="default" size="100%">reconstruction</style></keyword><keyword><style  face="normal" font="default" size="100%">tree rings</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1974</style></year></dates><publisher><style face="normal" font="default" size="100%">Laboratory of Tree-Ring Research</style></publisher><pub-location><style face="normal" font="default" size="100%">Tucson</style></pub-location><language><style face="normal" font="default" size="100%">English</style></language><issue><style face="normal" font="default" size="100%">30 June through 31 December 1974</style></issue><work-type><style face="normal" font="default" size="100%">Fifth Semi-Annual Technical Report</style></work-type></record></records></xml>