Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,663 pages of information and 247,074 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.
Hasler Telegraph Works of Victoria Street, London.
Presumably the British representatives of the Swiss Hasler company
1930 Description of railway wheel flange lubricator[1].
1939 See Aircraft Industry Suppliers. The "Peravia" output counter for aircraft engines automatically recorded the hours run as a guide to overhaul periods.
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