Astrolabe-Maghrebian Quadrant, 19th century
Astrolabe-Maghrebian Quadrant, 19th century
Astrolabe quadrant in the shape of a quarter circle, made of engraved brass, with two sighting pinnules fixed on the edge and a suspension hook fixed at the top. On one side is engraved astrolabe-quadrant, with the prayer hours. On the back, a sine and cosine diagram, the ecliptic line and the prayer hour 'asr. Provided with a lead hooked to a wire.
North Africa, 19th century
Height with hook: 22,5 cm; Length: 13,5 cm
See David A. King, In Synchrony with the Heavens, Volume Two. Instruments of Mass Calculation, Brill, 2005, p. 77, fig. 6.4.1. Automatically translated by DeepL. To see the original version, click here.
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Astrolabe-Maghrebian Quadrant, 19th century
Astrolabe quadrant in the shape of a quarter circle, made of engraved brass, with two sighting pinnules fixed on the edge and a suspension hook fixed at the top. On one side is engraved astrolabe-quadrant, with the prayer hours. On the back, a sine and cosine diagram, the ecliptic line and the prayer hour 'asr. Provided with a lead hooked to a wire.
North Africa, 19th century
Height with hook: 22,5 cm; Length: 13,5 cm
See David A. King, In Synchrony with the Heavens, Volume Two. Instruments of Mass Calculation, Brill, 2005, p. 77, fig. 6.4.1. Automatically translated by DeepL. To see the original version, click here.
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Time, Location
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