{
link: "https://www.loc.gov/pictures/item/2016891752/",
thumbnail:{
url :"https://tile.loc.gov/storage-services/service/pnp/hec/42500/42506_150px.jpg",
alt:'Image from Prints and Photographs Online Catalog -- The Library of Congress'
}
}
[Paragon adjustable and reversible aircraft propeller created by Spencer Heath and tested on October 11, 1922, Bolling Field, Washington, D.C.]
- Digital ID: (digital file from original negative) hec 42506 http://hdl.loc.gov/loc.pnp/hec.42506
- Reproduction Number: LC-DIG-hec-42506 (digital file from original negative)
- Repository: Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA http://hdl.loc.gov/loc.pnp/pp.print
About This Item JPEG (53kb) | JPEG (323kb) | TIFF (19.3mb) | TIFF (148.0mb)