Original key for the Parriss rolling-ball free pendulum clock
Original key for the Parriss rolling-ball free pendulum clock, unsigned
Details
- Category:
- Time Measurement
- Object Number:
- 1959-84/6
- Materials:
- metal (unknown)
- credit:
- Mr. E. G. Parriss
Original key for the Parriss rolling-ball free pendulum clock, unsigned