Steam drilling rig

The advent of cable-tool drilling introduced the wooden derrick into the changing American landscape. Using the same basic notion of chiseling a hole deeper into the earth, along with adding steam power and cl. [pdf]

Steam powered drilling rig

The advent of cable-tool drilling introduced the wooden derrick into the changing American landscape. Using the same basic notion of chiseling a hole deeper into the earth, along with adding steam power and cl. [pdf]