Author:Thomas Sadler Roberts

Thomas Sadler Roberts
(1858–1946)

American physician and ornithologist

Thomas Sadler Roberts

Works edit


 

Some or all works by this author are in the public domain in the United States because they were published before January 1, 1929.


This author died in 1946, so works by this author are in the public domain in countries and areas where the copyright term is the author's life plus 77 years or less. These works may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.

 

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