K E Manual Log Log Duplex Decitrig Slide Rule No N4081 - highnoon.tk

keuffel esser slide rules eric s slide rule site - probably my favourite slide rule manufacturer k e was the dominant slide rule maker in the us they also made a large range of drafting and related products and, k e slide rule manuals k e catalogs main page - index of k e catalogs cross reference index index of k e collection k e slide rule manuals these manuals are provided for the collector researcher and slide rule