not bright enough for whole room projection but perfect for viewing all those old boxes and trays in storage
it will need recalibration since I haven't used it since the '80s
During the era of wooden ships
A Very Good Copy in a Good
1952 Frederick Post Co 1460 Versalog* Slide Rule with Original Case + Archived not bright enough for wholeAs was the case with many Post rules, this was made for them by Hemmi in Japan and the rule has a double length root scale, labeled R1 and R2. This rule was one of the most comprehensive sold by Post, the rear cursor glass is cracked though totally usable. See the pictures. The case is original and in excellent condition, CH Date Code (August 1952) Length 10", Duplex Material Plastic on Bamboo Scales LL0,LL00, K, DF [CF, CIF, CI, C] D, R1, R2, L