Miniature Tide Computer Keychain Sealife It draws on the intimate

It draws on the intimate association with the rotation of the moon

Complete with 20  animated strips

featuring a compass and cotton shadow line

The original piece

It is a tool for astronomers

Miniature Tide Computer Keychain Sealife It draws on the intimateMiniature of Tide computer made by H. Cole (please see our H31). Fashioned of brass with a brass key ring and featuring a compass rose on the reverse. This beautiful instrument is a great gift for the mariner or angler in your life. For that matter, anyone who wishes to become engaged with the interactions of the Earth, Moon, and Sea. The Tide Computer is used to figure out the time of the tides. The dial settings feature wind direction, the number of