This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Astor Mines NYPL bGF ZF. en Astor Mines nypl org Scan by NYPL Astor Mines Mining The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection dacafdabc GFZF Robert Dennis collection of stereoscopic views deeadeeaa NYPGF repo nypl org Check categories June PDold DEFAULTSORT NYPLb Images uploaded