Glasses for protecting eyes from injurious radiations.

Bibliographic Details

Other Authors:	Coblentz, Catherine Cate, 1897-1951, Emerson, W. Burt
Format:	Government Document eBook
Language:	English
Published:	[Washington?] : U.S. Government Printing Office, 1919.
Series:	Technologic Papers No. 93 (3rd ed.)
Subjects:	Eyeglasses, Protective. Electronic books.
Online Access:	Connect to the full text of this electronic document