CRP5W Computer

Circular slide rule side with cursor for calculation and conversion of temperature, time, distance, volume, altitude, speed, weight, fuel, endurance, multiplication and division, 1 in 60 rule, compressibility correction...

Wind triangle side incorporating sliding scale with speed range of 40-1000 and measuring scales on outside edges of 1:500.000 NM, 1:250.000 NM, Inches and mm.
Wind arm on the wind triangle side to prevent the necessity of plotting with a pencil.

Carry case included and handbook in English only