Color painted picture of refinery, large buildings, 3 smokestacks, Smelter Mountain in background, smoke billowing out of the stack on the left, two small buildings are below the smelter.
Colorized aerial view of Camp Bird Mills, Ouray, Colorado. Printed in Germany. Postmarked in Ouray on August 11, 1907 with a one-cent stamp. Mailed to Mr. W. J. Poplin in Newmire, Colorado, from Lois Sankey at the Silver Pick.
B/w close-up view of buildings at Camp Bird Mine, Ouray, Colorado, covered with snow. Printed in Germany. Postmarked at Camp Bird on July 24, 1909 with a one-cent stamp. Mailed to Mrs. Phillip Kinzel, San Francisco, from Frank and Mary.