Cotton-type range finder mark II by E.R. Watts & Son.
Details
- Category:
- Scientific Instruments & Research
- Object Number:
- Y1987.340.1
- Materials:
- wood (unidentified), brass (copper, zinc alloy), glass, metal (unknown) and paper (fibre product)
- Measurements:
-
Instrument: 264 mm x 70 mm,
case: 63 mm x 285 mm x 87 mm,
- type:
- naval instrument
- credit:
- Gift of Mrs. H. Hargreaves
