Detail of valve spring - safety film negatives, Library of Congress

Actual size of negative is D (approximately 3 1/4 x 4 1/4 inches).
Annotation on negative.
Contact print either attached to or in original negative jacket.
Title and other information from documentation accompanying lot.
Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944.
More information about the FSA/OWI Collection is available at http://hdl.loc.gov/loc.pnp/pp.fsaowi
Film copy on SIS roll 32, frame 2567.