‘Digging’ historical pictures (exact matches)

Blackbeard, notorious 18th Century English pirate
Blackbeard, notorious 18th Century English pirate
Building the Suez Canal, Egypt, 1860s
Building the Suez Canal, Egypt, 1860s
The Crisis in China
The Crisis in China
People in Hiding: The Hell Caves
People in Hiding: The Hell Caves
Drainage
Drainage
Gold rush in North America, 19th Century
Gold rush in North America, 19th Century
Farming
Farming
Digging out Guano in the Chincha Uslands, Peru
Digging out Guano in the Chincha Uslands, Peru