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Grace's Guide To British Industrial History

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Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,699 pages of information and 247,077 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.

Leonard Allen

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Leonard Allen (c1909- )

Assistant to Chief Engineer, Sherwood Colliery Co. Ltd., Mansfield, Notts.

Previous Employment:

5 years Improver, 5 years Asst. Engr., Thurcroft Main Collieries, Rotherham;
6 months with Chief Engr., Rother Vale Collieries.

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