Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,364 pages of information and 244,505 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 20, Copthall Avenue, London, E.C.
1902 company formed for the purpose of inaugurating a new mode of transmission over telegraph lines invented by A. C. Baronio
1902 The Pantelegraphy Publishing Co was formed to introduce an new system of Cable Code compiling invented by A. C. Baronio
The 2 companies amalgamated.
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. Maintained by Sapere Software