‘prospecting’ historical pictures (exact matches)

Gold washing in the Brazil
Gold washing in the Brazil
Gold in Wales, the British Gold-Fields Mine, near Dolgelly
Gold in Wales, the British Gold-Fields Mine, near Dolgelly
Gold rush in North America, 19th Century
Gold rush in North America, 19th Century
Klondike gold miners at work, Yukon, Canada, 1890s
Klondike gold miners at work, Yukon, Canada, 1890s
Swedish Peasants "prospecting" for Lake Ore
Swedish Peasants "prospecting" for Lake Ore
Sketches from the New Zealand Gold Fields
Sketches from the New Zealand Gold Fields
Magnetitite miners' prospecting camp, Urals, Russia, c1905
Magnetitite miners' prospecting camp, Urals, Russia, c1905
Gold-Washing at Ballarat
Gold-Washing at Ballarat