This is a vintage Post Pocket Slide Ruler, model 1444-K. Circa late 1940s-early 1950s, celluloid over mahogany. The small rule is in good condition with little graphic loss. The rule has no chips or scratches. the slide has a corner crack in the glass. Original case is included, wear on the case; advertises the Porete Mfg. Co. The case measures 6" tall by 1 1/2" wide at top rim.
Rule Details from the Sliderulemuseum.com: Post 1444K (Hemmi 34RK) Made In Occupied Japan, which was used Post WWII, between 1945 and April 1952. Front Scale: 5 inch // A [ B, CI, C ] D, K Back Scale: [ S, L, T ]
