| Description | Contains:
- an advertising leaflet for 'Metospir' chair screw fastening produced by The Mint, Birmingham, Limited for use in railway sleepers
- correspondence regarding assignments of a patent and agreements for the Mint, Birmingham, Limited to produce and sell 'Metospir' fastenings. Also correspondence concerning the registration of 'Metospir' as a trademark. Includes letters between Mr. Ernst Simon (holder of the patent) and The Mint, Birmingham, Limited and solicitor's correspondence.
- correspondence regarding the employment of Ernst Simon by The Mint, Birmingham, Limited and Mr. Simon's status as a German citizen employed in the UK during wartime. Includes correspondence between The Mint, Birmingham, Limited and the Aliens War Service department. |