Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,404 pages of information and 233,863 images on early companies, their products and the people who designed and built them.

Diamond Trading Co

From Graces Guide

Jump to: navigation, search

1934 De Beers established the Diamond Trading Co (DTC) to market rough diamonds in London and Kimberley.

See Also


Sources of Information