00721cam a22002291 4500 gs 14000715 DLC 20260227111316.0 800204s1914 onc f000 0 eng c gs 14000715 (OCoLC)5948641 Library, U. S. Geological Survey NdU DLC premarc TN948.R3 M3 Malcolm, Wyatt, 1860- Notes on radium-bearing minerals, by Wyatt Malcolm. Ottawa, Government printing bureau, 1914. 2 p. l., 26 p. 21 cm. Canada. Geological survey. Prospector's handbook no. 1 At head of title: ...Canada. Department of mines... Radium. 25414 25414