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Compass Error Logbook

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Compass Error Logbook An easy to use 96-page logbook with tabulated pages for recording compass and gyro errors. Includes handy variation charts, as well as full-colour sky-at-night views of the main constellations with navigable stars highlighted. Publisher: Witherby Seamanship International Edition Date: July 2009
$39.95
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Catalog# WS1135K

Compass Error Logbook An easy to use 96-page logbook with tabulated pages for recording compass and gyro errors. Includes handy variation charts, as well as full-colour sky-at-night views of the main constellations with navigable stars highlighted. Publisher: Witherby Seamanship International Edition Date: July 2009