Clove Hitch and Half Hitches: The Everyday Hitches
The knots you’ll tie a hundred times a day. How the half hitch builds into two half hitches and the clove hitch, what each one is for, and when the clove hitch needs locking.
Ropework
How to Tie a Bowline: The Most Important Knot at Sea
If you learn one knot at sea, make it this one. How to tie a bowline with the rabbit mnemonic, how to check it holds, and when a plain bowline needs backing up.