Description
A simple-to-use slide rule device for calculating the third variable given the other two (distance covered, given speed and elapsed time).
$41.99
Out of stock
A simple-to-use slide rule device for calculating the third variable given the other two (distance covered, given speed and elapsed time).
| Weight | 0.02 kg |
|---|---|
| Brand | Blundell Harling |
| EAN | 5020027060233 |