Quote by: David Rittenhouse

In order to know the true situation of a Planet at any particular time, the small set of balls are to be put each on its respective axis; then the winch to be turned round until each index points to the given time.

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Author Bio

  • NameDavid Rittenhouse
  • DescriptionAmerican astronomer
  • BornApril 8, 1732
  • DiedJune 26, 1796
  • CountryUnited States Of America
  • ProfessionAstronomer; Mathematician
  • AwardsFellow Of The Royal Society