Islamic quadrant

This is an Islamic quadrant. It is marked on both sides and can be used for a number of astronomical calculations as well as time telling. It also has calendar information and allows prayer times to be calculated.
Sinical quadrant on reverse.

Object Details

ID: NAV1057
Collection: Astronomical and navigational instruments
Type: Islamic quadrant
Display location: Display - ROG
Creator: Unknown
Date made: 1870
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 19 x 117 x 127 mm
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