File:Arthur Posnansky - photo portrait - Bolivians of To-day (1922).jpg

Summary
Description: Arthur Posnansky, a.k.a. Arturo Posnansky Source: Parker, William Belmont (1922). Bolivians of To-day. (Hispanic Society of America) URL: https://commons.wikimedia.org/wiki/File:Arturo_Posnansky_(from_Bolivians_of_To-day)_(Pg._337).png