NautiCards Nautical Knots Quick Reference Chart - Guide to 21 Sailing & Boating Knots on 8.5" x 11" Waterproof Card - Boating Must Haves Collection

Nautical Knots Quick Reference Chart - Guide to 21 Sailing and Boating Knots on 8.5" x 11" Waterproof Card - from NautiCards Boating Must Haves Collection

Davis Quick Reference Navigation Rules Card

Quick Guide for VHF Radio Marine - Handy Boating Must Haves | Boating Accessory Reference for Improved Safety | Ideal Sailing Gifts | Informative, Concise and Long-Lasting | The Boat Galley