Memoir upon the formation of a deaf variety of the human race
By: By ALexander Graham Bell
Published: 1884
Place of publication: Washington, D.C
Language: eng
Number of pages: 86
Subjects: Deaf; Marriage
Notes: Half-title.

At head of title: National Academy of Sciences.

A paper presented to the National Academy of Sciences at New Haven, November 13, 1883, and published in its Memoirs, 1884, v. 2, p. 177-262.