Lang, Arthur Hamilton, 1905- Canadian deposits of uranium and thorium (interim account) - Ottawa, E. Cloutier, Queen's Printer, 1952. - vii, 173 p. 5 plates, maps, diagrs. (1 fold.) 25 cm. At head of title: Canada. Dept. of Mines and Technical Surveys. Bibliography: p. 156-159. LCCN: gs 53000011 Subjects--Topical Terms: Uranium.Thorium. LC Class. No.: QE185 / .A4 no. 16