TY - RPRT T1 - Steward Observatory Y1 - 1939 A1 - Douglass, A.E. KW - annual report KW - Douglass KW - steward observatory JF - Annual Report of the University of Arizona N1 - Copies of this are available in the Tree Ring Laboratory, please contact the curator for more information. pcreasman@ltrr.arizona.edu ER - TY - ABST T1 - Historical Address Y1 - 1923 A1 - Douglass, A.E. KW - address KW - Douglass KW - historic KW - steward observatory ER - TY - JOUR T1 - The Steward Observatory of the University of Arizona JF - Publications of the Astronomical Society Y1 - 1918 A1 - Douglass, A.E. KW - Douglass KW - historic KW - steward observatory KW - university of arizona IS - No. 178 ER -