Mrs. Eugene Lampron, Reservoir Street, Leeds, Massachusetts., putting the bristles into tooth brushes in the kitchen of her home. She has been doing it for 9 years, and showed the effect of it. See also Home Work report. Location: Leeds, Massachusettsachusetts.
Summary
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1912
Contributors
Hine, Lewis Wickes, 1874-1940, photographer
Location
Leeds, 42.35148, -72.69954
Source
Library of Congress
Copyright info
No known restrictions on publication.