The Slide Rule
The Pocket Calculator of Rocket Scientists!
Cardboard kit to build a fully functional slide rule, the predecessor of the pocket calculator. Allows for easy multiplication, division, calculation of squares, cubes, square and cubic roots, as well as the inverse.
The AstroMedia Slide Rule is the first new slide rule development in the world after the advent of pocket calculators. Rediscover the most important tool of the engineers of a bygone age!
Pre-punched cardboard, no cutting required
Size: 200 x 40 x 4 mm
