Pole balancing top with 3" ball bearing gyroscope patented by Dr. James Gray and made by griffin.
Details
- Category:
- Kinematics
- Object Number:
- 1914-457
- Measurements:
-
7.874 x 6.7717 x 10 in.; 200 x 172 x 254 mm
- type:
- demonstration gyroscope
- credit:
- Griffin and Tatlock Limited