Additional information
by H. T. Kalmus (Author), Charles W. Drury (Author), Greg Easter (Supplement by)
This is a compilation of two previous Canada Department of Mines titles, "The Physical Properties of the Metal Cobalt" (H.T. Kalmus), and "Cobalt - Its Occurrence, Metallurgy, Uses and Alloys" (Charles W. Drury), with some minor corrections and additions.