| Sub-Type | Calculators |
|---|---|
| Type | Engineering/ Surveying |
| Period | 1951 to Present |
| Country of Origin | United Kingdom |
Check the listing for details. Vintage Neptune Measurement Comprehensive Conversion Calculator. Condition: Used, Made in United Kingdom. Listed at 6.97 USD. Vintage Neptune Measurement Comprehensive Conversion Calculator. See pictures. Good condition. Conversions as shown on calculator, double sided.
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