{
link: "https://www.loc.gov/pictures/item/2006691760/",
thumbnail:{
url :"https://cdn.loc.gov/service/pnp/cph/3c10000/3c10000/3c10300/3c10385_150px.jpg",
alt:'Image from Prints and Photographs Online Catalog -- The Library of Congress'
}
}
[Early steam locomotive with toothed "propelling wheel" which gripped a ribbed rail while other wheels rode on a smooth rail, and two coal cars]
- Digital ID: (digital file from b&w film copy neg.) cph 3c10385 http://hdl.loc.gov/loc.pnp/cph.3c10385
- Reproduction Number: LC-USZ62-110385 (b&w film copy neg.)
- Repository: Library of Congress Washington, D.C. 20540 USA