Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,504 pages of information and 247,064 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 35, New Broad street, London.
1902 Tachometers - instruments on Aumund's patent system. In this apparatus the pendulum mechanism has no link, pivot, bearing, or sliding bead , but only free rolling parts.
Grace's Guide web site design is Copyright © 2021 by Grace's Guide Ltd. The text of this web site is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy.
MW1.43