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Astronomical observations made at Rio de Janeiro, 1791-11-10 - 1791-11-22

Reference Code: GBR/0180/RGO 14/62: 65r-71v

Scope and Contents

Tabulated logs of observations, with related remarks. These include observations of equal altitudes; transits of the sun, moon and stars over the meridian; observations on the dip of the magnetic needle; comparisons of Mr Arnold’s watches Nos. 14 and 176 with the clock; comparisons of Mr Earnshaw's watch with the clock; and observations on the tides.


  • Creation: 1791-11-10 - 1791-11-22


Conditions Governing Access

From the Management Group:

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7 folio(s) (7 ff.) : Paper

Language of Materials


Original geographic information

Rio de Janeiro [subject]

Finding aid date

2012-12-10 12:52:13+00:00

Repository Details

Part of the Cambridge University Library Repository

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