"Polygrade" Diameter Sorter
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Science Museum Group
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"Polygrade" Diameter Sorter
Details
- Category:
- Childrens Gallery
- Object Number:
- 1967-78
- Measurements:
-
overall (archival box): 240 mm x 410 mm x 290 mm,
overall (sorter machine): 770 mm x 460 mm x 750 mm,
- type:
- diameter sorter
- credit:
- Gunson's Sortex Ltd.
