Bearing rate slide rule
Bearing rate slide rule, mark I model 0, for naval gunnery, plastic, with cursor, in wooden box
Details
- Category:
- Mathematics
- Object Number:
- 1989-539
- type:
- slide rule (gunnery)
- credit:
- Mr M.J. Rogers
Bearing rate slide rule, mark I model 0, for naval gunnery, plastic, with cursor, in wooden box