Title: Mining of coal, phosphate, oil, gas, and sodium on the public domain ... Conference report. <To accompany S. 2775> ...
Authors: Sinnott, N. J. 1870-1929.; Smoot, Reed, 1862-1941.; Sinnott, N. J. 1870-1929.; United States. 1919-1920.
Publisher: Govt. Print. Off.,
Year: 1920
Subjects: Public lands United States.; Coal United States; Phosphates United States.; Petroleum United States; Natural gas United States; Sodium