'The First 200 years: A Short History of Rabone Chesterman
Limited', Douglas J. Hallam. Rabone Chesterman, 1984.
This seems to be the
earlier Rabone trade mark or perhaps it was used for other
In 1963 they merged with Chesterman of Sheffield to form
Rabone Chesterman, and since 1984 is now part of Dial Engineering with Stanley Tools and other
brands. This mark was used after the amalgamation and continues
the use of the three triangles of Hockley Abbey.
Sheffield trade mark before the amalgamation.