Astrolabe Catalogue

Sine/Cosine

Type: Sine/Cosine
Style: Sine/Cosine graph
Geometry: Angle
Unit of measurement: 1/60 of quadrant radius
(Numbering) starts at: 0
(Numbering) ends at: 90
Numbered: every 5
Repeats: 1 times
Divided every: 5 (1/60 of quadrant radius)
Notes: Radial lines are cut by concentric circles.

Scale located on: Tympan, Womb or Back .
MHS Home | Contact Us | ©2006 Museum of the History of Science