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
Letter sent to Mr W.S. Williams, J.H.V. Williams and J.H. Williams of Swansea from The Patent Office, London. Dated 26th October 1956. Relates to patent application 23900/55. Typed on both sides of headed paper.
