Astrolabe - the little-known GPS of Ancient Times

Astrolabe - the little-known GPS of Ancient TimesYou may not have heard of an astrolabe, but it remains the most used multipurpose astronomical instrument in history. Earliest examples date from around 200BC, but they rose to prominence in the Middle East and Europe in the Middle Ages. Essentially, its an elaborate inclinometer cum slide rule, used to measure the altitude above the horizon of a celestial body. It can be used to identify stars or planets, to determine local latitude, to survey, and

we can confirm that in this respect at least M

4x6" approx

That swashbuckling sailor Sir Francis Drake brought bowls into the nautical sphere in 1588 when

aluminium body

showing the stars and constellations visible at the same time on an accurate

A lovely way to capture treasured beach holiday memories

with a crisp white face

together with a pair of matching glasses on a wooden plinth

Measures 15" tall (excluding handle)

this is a superb 15 year aged rum that continues to win awards and accolades

The flukes of the anchor give a good purchase on stubborn corks

including: Crown and wall knots