KEUFFEL & ESSER CO. K&E MODEL 4081-3 LOG LOG DUPLEX DECITRIG SLIDE RULE

KEUFFEL & ESSER CO. K&E MODEL 4081-3 LOG LOG DUPLEX DECITRIG SLIDE RULE. Condition is Used. Shipped with USPS First Class Package.


Please refer to pictures for a better description of condition and measurements. If you have any questions or concerns please message me