Five wooden molecular model balls
- Made:
- circa 1810 in Manchester
Molecular model formed of five wooden balls, made by Peter Ewart of Manchester, c.1810, and used by John Dalton for demonstrating his atomic theory, c, 1810-1842.
Details
- Category:
- Scientific Instruments & Research
- Object Number:
- Y1997.6.53
- Measurements:
-
3 joined spheres total: 89 mm x 88 mm, 29 mm,
large detached sphere: 39 mm 35.6 mm,
large end sphere of 3 joined: 35.6 mm,
middle sphere of 3 joined: 35.6 mm,
small detached sphere: 24.8 mm,
small end sphere of 3 joined: 24.8 mm,
- type:
- molecular model
- credit:
- Gift of Manchester Literary & Philosophical Society