Search U.S. government technical reports digitized or harvested by TRAIL.
Development of a successful multiple percussion drill carriage
Synthetic liquid fuels :annual report of the secretary of the interior for 1950
Synthetic liquid fuels :annual report of the secretary of the interior for 1950.
Synthetic liquid fuels :annual report of the secretary of the interior for 1950
Synthetic liquid fuels :annual report of the secretary of the interior for 1950
Blasting research at the Bureau of Mines oil-shale mine
Synthetic liquid fuelsannual report of the Secretary of the Interior for 1952
Synthetic liquid fuelsannual report of the secretary of the interior for 1953.
Synthetic liquid fuelsannual report of the secretary of the interior for 1953.
Cutting action of rotary bits in oil shale
Synthetic liquid fuels :annual report of the secretary of the interior for 1955.
Synthetic liquid fuels :annual report of the secretary of the interior for 1955.
Petrographic examination and chemical analyses for several foreign oil shales
Development and operation of an experimental entrained-solids, oil-shale retort