Uncle Sam makes own glass. Washington, D.C. Aug. 24. All optical glass used by the United States Navy is manufactured and finished by the Bureau of Standards in Washington. L. Maxwell, of the Glass Section, Bureau of Standards, is shown cutting molten glass into the mold. He uses ordinary tailor's shears in cutting the hot substance which is about as soft as hot molasses candy
Summary
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Tags
Date
01/01/1936
Contributors
Harris & Ewing, photographer
Location
Washington, District of Columbia, United States, 38.90719, -77.03687
Source
Library of Congress
Copyright info
No known restrictions on publication.