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 136,091 pages of information and 218,911 images on early companies, their products and the people who designed and built them.

Hoffmann-La Roche Chemical Works

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1921. From The Medical Journal

Omnopon, Sedobrol, Spasmalgin and Digalen

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