These cookies are absolutely essential for our website to function properly.
We use Google Analytics to measure how you use the website so we can improve it based on user needs.
These cookies may be set by third party websites and do things like measure how you view YouTube videos.
Amgueddfa Cymru – Museum Wales
Patent specification for a combined ratchet spanner and drilling device. Issued to George Henry Trengrove of Lan Street, Morriston, Swansea. Patent specification number '105704' dated 12 Sept. 1916. Application accepted 26 April 1917. Black print on three sides of white paper with fold out diagram.
