Ctesibius
Results: 2
# | Item |
---|---|
1![]() | Fact Sheet: History of Robotics www.RazorRobotics.com ≈250 B.C. - Ctesibius, an ancient Greek engineer and mathematician, invented a water clock which was the most accurate for nearly 2000 years. ≈60 A.D. - Hero of AAdd to Reading ListSource URL: www.razorrobotics.comLanguage: English - Date: 2011-02-07 12:57:00 |
2![]() | 112˚ 110˚Add to Reading ListSource URL: planetarynames.wr.usgs.govLanguage: English - Date: 2013-02-13 13:36:51 |