The Collapse of Homo Sapiens

From Author Wars - https://authorwars.com/books/the-collapse-of-homo-sapiens-1044019.html

Overview:

Title: The Collapse of Homo Sapiens
Author: P. Anderson Graham
Year: 1923
Type: Novels

Editions/Publications:

Unknown. The Collapse of Homo Sapiens (Unknown, P. Anderson Graham, G. P. Putnam's Sons, xii+276 pages, Hardcover, Novel)
Unknown. Early Science Fiction Novels: A Microfiche Collection (Unknown, P. Anderson Graham, Greenwood Press, $795.00, other, Omnibus)