6" Tachometer with cross-pendulum movement
6" Tachometer with cross-pendulum movement, reading from 600 to 2400 revs. per minute, with glass dial showing interior; with stand and 4" diam. pulley, no.22065. One woodcut of same, framed 8" x 6"
Details
- Category:
- Motive Power
- Object Number:
- 1921-730
- type:
- tachometer
- credit:
- Budenberg Gauge Company Limited
