Musical slide rule by Lt. S. Lloyd, published by Oxford University Press with instruction booklet.
Details
- Category:
- Mathematics
- Object Number:
- 1997-862
- Measurements:
-
rule [x2]: 2 x 34 x 172 mm
booklet: 3 x 140 x 220 mm
- type:
- ready reckoner (musical)
- credit:
- Wendy Sheridan
