Small brass parallel ruler
Small brass rolling parallel ruler.
Obtained from the UK
This is a small brass rolling parallel ruler that accompanied a larger one. This one is also a former UK Hydrographic Office drawing instrument, numbered HO127. It is also stamped with a year, 1970 where the larger one is numbered HO54, obviously an earlier model.
small brass parallel
Data sheet
- Year
- 1970
- Material
- Brass
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Small brass rolling parallel ruler.
Obtained from the UK