Early drilling in Yellowstone National Park during 1930
Detailed Description
Early drilling in Yellowstone National Park. (left) Drilling rig in Norris Basin at the beginning of operations in 1930. View looking to the north. (right) Drilling rig in Norris Basin after steam had broken out in numerous places at the surface around the drill site. From Fenner, C. N. (1936) Bore-Hole Investigations in Yellowstone Park, The Journal of Geology, Vol. 44, No. 2, Part 2, pp. 225-315.
Sources/Usage
Public Domain.
Fenner, C. N. (1936) Bore-Hole Investigations in Yellowstone Park, The Journal of Geology, Vol. 44, No. 2, Part 2, pp. 225-315.