OLD Lawrence # 250-BT scientific / engineering wood slide rule with case. 1940s
$9.00 USDSold on: 2014-Apr-16
Marketplace: eBay
Detail:
No reserve. High bidder wins...And...I ship fast! Nice condition Lawrence Engineering # 250-BT scientific / engineering wooded slide rule with case. Looks and operates nice. Some very small marks. Inc... | Item Name | | Sold Price |
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