Government discovers method to preseve film. Folding endurance test, The flexibility is measured in this folding endurance tester, Vintage Print
Snapshots of the Past
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Snapshots of the Past
Government discovers method to preseve film. Folding endurance test, The flexibility is measured in this folding endurance tester, Vintage Print
- SKU:
- AMZ-SOTP-HPA-111455
- All orders include free shipping
- description:
- Historic Framed Print, Dorothea Lynde Dix, 17-7/8" x 21-7/8", Image: 16" x 20"
Beautiful historic reproduction print from the Library of Congress collections.
Created no date recorded on caption card Retouched photograph. This record contains u
Step back in time with this striking reproduction of Government discovers method to preseve film. Folding endurance test, The flexibility is measured in this folding endurance tester. Sourced from the United States Library of Congress.
Library of Congress record: Created 1938 July 8 Title from unverified caption data received with the Harris & Ewing Collection. No. 5. Gift; Harris & Ewing, Inc. 1955. General information about the Harris & Ewing Collection is available at Government discovers method to preseve film. Folding endurance test, The flexibility is measured in this folding endurance tester. A strip of film is folded back and forth under tension until it breaks, and the number of folds it withstands is counted. Three types of films have been studied, termed accoring to the chemical process of making them, acetate, viscose, and nitrate. The acetate base proved to be very stable on heating and is considered suitable for permanent records if properly made. The.
Available framed in a classic black wood frame ready to hang, or unframed for custom display. An elegant choice for any living room, study, or professional office. Makes a thoughtful and distinctive gift.
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