{
link: "https://www.loc.gov/pictures/item/2017696989/",
thumbnail:{
url :"https://cdn.loc.gov/service/pnp/fsa/8b06000/8b06200/8b06272_150px.jpg",
alt:'Image from Prints and Photographs Online Catalog -- The Library of Congress'
}
}
Wool replaces rubber. Wool felt, a proven substitute for rubber in washers and gaskets for machinery, may be "tailored" as shown above to meet tolerances of a few thousands of an inch for a variety of sizes and shapes. Physical properties such as resiliency, tensile strength, etc., are "made to order" during the processing stage
- Digital ID: (intermediary roll film) fsa 8b06272 http://hdl.loc.gov/loc.pnp/fsa.8b06272
- Reproduction Number: LC-USE6-D-009484 (b&w film neg.)
- Repository: Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA http://hdl.loc.gov/loc.pnp/pp.print