Davis Instruments Quick Reference Celestial Navigation Card (132)

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The Davis Instruments Quick Reference Celestial Navigation Card offers a streamlined, comprehensive system for mariners. This guide provides essential information for celestial nav igation, covering sextant usage, star identification for 18 stars, and systematic sight reduction and plotting procedures. Includes a data entry form for recording observations Designed with a modular layout that may be scored and separated Larger section suitable for storage within a sextant case Smaller section serves as a waterproof data reduction card Model number: 132 UPC: 011698013203 Show more