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| Search Result for "20381" | ||||
| Lot | Description | Status | ||
20381 Click for more photos | RAAF: Pilot Balloon Slide Rule, Mark IVA as used by RAAF meteorologists in conjunction with weather balloon data. Made 1952-60. Slide rule is in VGC in a custom-made dovetailed box. | SOLD at A$50 | ||
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