Balloon release mechanism - roller on handle with twine attached
Balloon release mechanism - roller on handle with twine attached
Details
- Category:
- Meteorology
- Object Number:
- 1995-1926
- Materials:
- complete, hickory, pasteboard, pine (wood), steel (metal), mild steel, paper (fibre product), cotton (fibre) and paint
- Measurements:
-
overall: 36 cm
- credit:
- Meteorological Office