DIAMOND INDUSTRY IN WARTIME, 1941

Reprinted from "The South African Mining and Engineering Journal." Each year "The Jeweller's Circular-Keystone" publishes a reviewof the diamond industry. For as long as can be recalled thisreview has been prepared by Sidney H. Ball, of the engineeringfirm of Rogers, Mayer & Ball, of New York. The latest review,covering 1941, has now been published, and this article is abstractedfrom it by courtesy of the publishers.