{
link: "https://www.loc.gov/pictures/item/89710999/",
thumbnail:{
url :"https://cdn.loc.gov/service/pnp/cph/3b40000/3b43000/3b43200/3b43269_150px.jpg",
alt:'Image from Prints and Photographs Online Catalog -- The Library of Congress'
}
}
[Chemistry laboratory at Howard University, Washington, D.C.]
- Digital ID: (b&w film copy neg.) cph 3b43269 http://hdl.loc.gov/loc.pnp/cph.3b43269
- Reproduction Number: LC-USZ62-97168 (b&w film copy neg.)