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Q.

Who invented the Orthographical astrolabe ?

Tags: orthographical
Asked by onlytruth, 18 Feb '12 12:41 pm
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Answers (3)

 
1.

Abu Rayhan al-Biruni
Answered by Annes, 18 Feb '12 12:53 pm

 
  
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2.

Pandit Abdul Rahim Sharma
Answered by Third Eye, 18 Feb '12 12:43 pm

 
  
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3.

Abu Rayhan al-Biruni invented and wrote the earliest treatise on the orthographical astrolabe in the 1000s
Answered by jameel ahmed, 18 Feb '12 01:33 pm

 
  
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