Peterson, Roy M, and AE Douglass. 1944. ?Tree Rings And Climatic Cycles, Laboratory Of Tree-Ring Research, Astronomical Studies?. Phi Kappa Phi Journal. Phi Kappa Phi Journal. Tucson: University of Arizona.

Douglass, AE. 1937. ?Tree Rings And Chronology?. University Of Arizona Bulletin VII (No. 4). University Of Arizona Bulletin.

Douglass, AE. 1933. ?Tree Growth And Climatic Cycles?. The Scientific Monthly. The Scientific Monthly.

Douglass, AE. 1931. ?Tree Growth And Solar Cycles?. In Paper Presented At International Research Council. Paper Presented At International Research Council.

Douglass, AE. 1931. ?Trees And Droughts In Arizona?. Professional Engineer. Professional Engineer.

Douglass, AE. 1927. ?Two Sciences?. The Atlantic Monthly. The Atlantic Monthly.

Cogshall, WA, and AE Douglass. 1898. ?A Trip To The Summit Of Orizaba, The Altitudes Of Orizaba And Popocatepetl Effects Of High-Mountain Climbing?. Appalachia Vol. VIII (No. 4). Appalachia.

Douglass, AE. ?Tree Ring Dates And Dating Of Southwestern Prehistoric Ruins?.