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 147,919 pages of information and 233,587 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.

Square D

From Graces Guide
1961. Limit switch with radial adjustment arm and setting device.
1983.

Square D Ltd. of Cheney Manor, Swindon, Wilts.

UK subsidiary of US company.

Acquired by Schneider Electric in 1991.

See Also

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Sources of Information