Description: 3 Vintage Slide Rules made in Peru Indiana Various condition - see photos for detail. Some damage to the leather cases. Engineering Instruments Slide Rule Model 250 BTEngineering Instruments Slide Rule Model 250 V Lawrence Printer's Proportion Rule 10-N - "Made in Peru, Indiana, U.S.A." and "Copyright 1946" printed on rule. Likely manufactured by Engineering Instruments, also of Peru Indiana.
Price: 32.99 USD
Location: Arlington, Virginia
End Time: 2024-11-22T17:15:09.000Z
Shipping Cost: N/A USD
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All returns accepted: ReturnsNotAccepted
Country/Region of Manufacture: United States
