00971cam a22002891 4500 gs 50000275 DLC 20260227111357.0 910403s1950 abca 000 0 eng gs 50000275 (OCoLC)23368464 DLC MoU MoU DLC premarc TN870.6.C2 W3 553.28 Ward, S. H. Determination of the viscosities and specific gravities of the oils in samples of Athabaska bituminous sand, by S. H. Ward and K. A. Clark. Edmonton, A. Shnitka, King's printer, 1950. 22 p. ill. 25 cm. Research Council of Alberta. Report no. 57 "References": p. 22. Petroleum Alberta. Bituminous materials. Clark, Karl A. (Karl Adolph), 1888-1966. Athabaska biuminous sand. Report (Research Council of Alberta) ; no. 57. 28503 28503