Q.
Who invented the "observational clock", which he described as "a mechanical clock with three dials which show the hours, the minutes, and the seconds", used this for astronomical purposes?
Asked by onlytruth,
15 Feb '12 02:32 pm
Earn 10 points for answering
Answers (3)
1.
Report abuse
Useful
(1)
Not Useful
(1)
Your vote on this answer has already been received
2.
Report abuse
Useful
(1)
Not Useful
(5)
Your vote on this answer has already been received
3.
Ek Ghadi asi hai jo Ghantae, Din, mahina, baras bh bathathi hai.
Answered by Surender Rao, 15 Feb '12 02:34 pm
Report abuse
Useful
(1)
Not Useful
(0)
Your vote on this answer has already been received