Biblio

Douglass, AE, and Percival Lowell. 1894. “The Polar Cap Of Mars”. Astronomy And Astrophysics. Astronomy And Astrophysics.

Douglass, AE. 1893. “Swift's Comet 1892”.

Douglass, AE. 1892. “Indicacinoes Sobre Un Period Lluvioso En El Sur Del Peru”.

Douglass, AE. 1892. “Indications Of A Rainy Period In Southern Peru”. Science. Science.

Douglass, AE. 1892. “La Inundacion De 1868”. El Cosmos. El Cosmos.

Douglass, AE. 1885. “The Lowell Observatory And Its Work”. Popular Astronomy. Popular Astronomy.

Douglass, AE. “The Crescentic Dunes Of Peru”. Appalachia XII (No.1). Appalachia.

Douglass, AE. “Dendrochronology And Studies In Cyclics”. University Of Pennsylvania Bicentennial Conference Proceedings. University Of Pennsylvania Bicentennial Conference Proceedings.

Douglass, AE. “Dendrochronology And Studies In Cyclics”. University Of Pennsylvania Bicentennial Conference. University Of Pennsylvania Bicentennial Conference.

Douglass, AE. “Height Of The San Francisco Mountains And Other Points”.

Douglass, AE. “Montezuma's Well And The Soda Spring, Arizona”.

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