![](https://coimages.sciencemuseumgroup.org.uk/132/128/large_thumbnail_cd0642_012_110125_rmg_mass_spectrometer.jpg)
Five wooden molecular model balls
- Made:
- circa 1810 in Manchester
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/821/small_thumbnail_y1997_0006_0053__0006_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/820/small_thumbnail_y1997_0006_0053__0004_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/822/small_thumbnail_y1997_0006_0053__0005_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/819/small_thumbnail_y1997_0006_0053__0003_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/817/small_thumbnail_y1997_0006_0053__0002_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/823/small_thumbnail_y1997_0006_0053__0007_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/486/818/small_thumbnail_y1997_0006_0053__0001_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/259/395/small_thumbnail_y1997_0006_0053__0001_.jpg)
![Five wooden molecular model balls](https://coimages.sciencemuseumgroup.org.uk/202/822/small_thumbnail_cd7_133_030326_daltons_atomic_models_1997_6_53.jpg)
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.
Dalton was a member, and presented his ideas at, the Manchester Literary and Philosophical Society ("lit & Phil"), 36 George Street, Manchester.
Details
- Category:
- Scientific Instruments & Research
- Object Number:
- Y1997.6.53
- Materials:
- wood (unidentified)
- 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