Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,806 pages of information and 247,161 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.
of Cambridge, Massachusetts, USA
1961 Founded near Harvard University; the company provided optical and opto-mechanical products for Research, OEM and Industrial applications.
Later moved to South Natick, Massachusetts.
2013 The Ealing catalog was acquired by Hyland Optical Technologies. Hyland Optical Technologies is a privately owned company based in Scotts Valley.
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