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Saint Francis Dam, album page, photograph, annotation: 'Sint Francesdam restant (300.000.000 lit
LZT26B09_372

Saint Francis Dam, album page, photograph, annotat...

View of Spring Valley Mine in Butte County, California, Spring Valley Mine, Butte County, page,
LZT26B02_184

View of Spring Valley Mine in Butte County, Califo...

View of Hobson Mine in Placer County, California, Hobson Mine, Placer County, page, photomechanical
LZT26B02_185

View of Hobson Mine in Placer County, California, ...

Head waters of the three Boulders, Boulder County, Ward District, Col; American; about 1871; Albumen silver print
LZT19B08_228

Head waters of the three Boulders, Boulder County,...