Compute-A-Course

by Weems Plath

CAD $45.95

The Compute-A-Course navigation wheel can be used for position fixing, course plotting, and distance measurements. Using the log scale located in the instructions on the back of the vinyl storage sleeve makes time and distance calculations a breeze.

Instructions & logarithmic speed scale for solving time/speed/distance located on back of storage sleeve

Published: 2018
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