PNP246760 Chinese labourers working on a trestle bridge on the western slope of the Sierra Nevada mountains, 1867 (b/w photo); by American Photographer, (19th century); black and white photograph; Private Collection; Peter Newark American Pictures; American, out of copyright
PNP246760
PNP246760 Chinese labourers working on a trestle bridge on the western slope of the Sierra Nevada mountains, 1867 (b/w photo); by American Photographer, (19th century); black and white photograph; Private Collection; Peter Newark American Pictures; American, out of copyright