Bertram G. Calver
From Graces Guide
Bertram G. Calver
1922 New Valveless Two-Stroke Engine. Of 52 Linver Road, Hurlingham, London SW.
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Grace's Guide To British Industrial History
Registered UK Charity (No. 115342)Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,258 pages of information and 244,500 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.