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Miniature Tide ComputerMiniature of Tide computer made by H. Cole (please see our larger desk version). Fashioned of brass with wood base 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

Boxed with instructions on use and booklet on historical context

Original on British Museum

This instrument is a replica of the Nautical Astrolabe of the "Valance"

It is a sundial (the string will mark it with its shadow) with a compass for orienteering for correct measuring the solar time

Crafted of brass comes complete with wood base and display hook

and a plumb line on the eastern side that moves along a graduated scale and can be used to adapt the instrument to the latitude of the measure

Pointers on the rete correspond to stars

known as Pocket sundial

and some of the most beautiful and precise scientific instruments were born there

Our lovely stereoscope comes complete with 16 photo cards and a booklet of instruction and historical context

and abacuses

this beautifully finished working instrument will adorn