- Inventarnummer6703.3.6
- TitelA training piece made by an apprentice
- BeschreibungA training piece made by apprentice machinists at Chepstow. A Steel block, from which an irregular quadrilateral has been removed. Marked 'T.E.R. MONAGHAN'.
- Datum1963 - 1966
- Format
- 52 mm
- Width: 43 mm
- Depth: 4 mm