Sun Hemmi slide rule, sold by Fredrick Post in the US in the 1960’s. It comes in the original signed heavy leather case and with the original signed manual as well. The Versalog has the number 1460 and is an elaborate bamboo slide rules with reinforced ends, amongst the best they made. It is in good condition with some signs of normal use and age, no cracks, no heavy use, no parts missing. This large rules measures ca. 32 cm or 13 inches long. Check the attached video on how to work your vintage man tool: slide rule operation instructions!
