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P.G COMPASS CORRECTION

P.G COMPASS CORRECTION

Regular price £14.99 Sale

Author: Reid, George
Publisher: Waterline
Format: PB 70 pp

A handy little book which explains in full the various causes of compass error - variation, deviation, misalignment, lazy compass etc. Explains how to apply error to your course, and how to swing the compass to correct it. Deviation tables, compass adjustment are also explained. PB. 70pp.


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