Vintage Italian Slide Rule by Mo. Mattei World Word II Era Artillery Tool pink_glass_decor the set is in the

the set is in the Poppytrail pattern

The illustrated book is indexed

Includes original box (in poor condition) and an instruction sheet (not in English)

The medal measures approximately 2 3/4" in diameter

Vintage Italian Slide Rule by Mo. Mattei World Word II Era Artillery Tool pink_glass_decor the set is in theA rare, Italian Slide Rule by Mo. Matte. The Regolo Di Convergenza (Artllery) ruler is housed in a beautiful wood case. The ruler information from the Slide Rule Museum: Front Scale: 48cm b [ d , (1600 3199), (1600 1) ] b D \\ 1: 25000 Back Slide: [ Sen., Cos., tg., L ] Back: Instructions (Italian) Interesting World War 2 era tool; the ruler measures approximately 20 3 8" long and is in good vintage condition. The celluloid covered mahogany ruler has