Acu-Math No 150 slide* rule with Case F*S Used ED glass for improved color

ED glass for improved color correction

vol 1 deals w/fighter aircraft from Germany and Italy and Russia

This powerful iron heats up in just 30 seconds and features adjustable steam settings

Raise Handle

The neoprene handle is for a comfortable grip and easy carrying and the removable shoulder strap

Acu-Math No 150 slide* rule with Case F*S Used ED glass for improved colorAcu math 150 Log Log Decimal Trig, Black substrate pre 1968 With Original Case Very Good Condition Made in USA by Acumath Front Scale LL01, K, A [ B, T, ST, S ] D, L, LL1 Back Scale LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2 Made in the USA FREE standard shipping to the 48 contiguous United States