Search U.S. government technical reports digitized or harvested by TRAIL.
Technical research by the Bureau of Mines in oil and gas production, refining, and utilization
Biennial report of Petroleum and Natural-gas Division :fiscal years 1940 and 1941
Some tools and methods used in cleaning oil wells in California / by G.B. Shea.
Laboratory studies of the gravitational drainage of oil from unconsolidated sands