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Any boat owner or ship captain knows there are many navigation rules and keeping them straight can be a challenge. Used by the US Coast Guard, US C...

Shows the use of wind direction, barometric pressure, and cloud type in predicting the weather, plus a full list of radio weather stations for off...

Covers all the basic procedures and equipment. Includes predeparture checklist, recommended equipment & spare parts, fueling procedures, engin...

A simplified, yet complete Celestial Navigation system. Includes everything you need: sextant use and corrections, starfinder for 18 stars, data e...

Foam inserts for sextant case.

Replacement index and horizon mirror, springs, nuts, and screws for Mark 15 sextant.

All the piloting information you need at your fingertips: dead reckoning basics, true and magnetic compass relationships, position finding, estima...

A comprehensive guide incorporating the International Maritime Buoyage System and COLREGS. Clarifies differences between Cardinal and Lateral buoy...

Answers the need of every sextant user who cannot depend on a natural sea horizon. Use for backyard practice, finding exact position when inland, ...

Replacement case for storing your sextant. Includes Foam Set for Sextant Case.

A sextant is an excellent tool to have on board any size craft as a backup in case there is a failure of the navigational systems. Used to measure ...

Using this precision marine hand bearing compass, you can easily obtain quick magnetic bearings on shore or floating objects. Simply align front a...

A sextant is an excellent tool to have on board any size craft as a backup in case there is a failure of the navigational systems. Used to measure ...

Replacement Beam Converger with index mirror, springs, screws, and nuts for Mark 25 sextant.

Replacement index & horizon mirrors, springs, nuts, and screws for Mark 3 sextant.

A sextant is an excellent tool to have on board any size craft as a backup in case there is a failure of the navigational systems. Used to measure ...