Van Tuyl, Francis Maurice, 1887-1975Ferris, Bernard J.2022-05-112022-05-111948https://hdl.handle.net/11124/13069Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Oil-shalesPetroleum engineering -- Technological innovationsPetroleum -- ProspectingPetroleum, SyntheticInvestigation of possible source beds of petroleum, AnText