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Script for 'The Night Sky in September', 1951-09

Reference Code: GBR/0180/RGO 45/254

Scope and Contents

Two copies of Porter's script for 'The Night Sky in September' on Mercury, Venus and Mars as morning stars and Jupiter; Vega, the Southern stars, Cygnus, Altair and Aquila, Vulpecula and Saturn, Sagitta, Equuleus and Delphinus; the Revd T.W. Webb's solution to the mystery of the names Svalocin and Rotanev for Alpha and Beta Delphinus; the Milky Way, the proper motions of stars and the movement of Sirius, Aldabaran, Betelgeuse and Arcturus listed in Ptolemy's catalogue and noted by Halley; and the measurement of the distance of 61 Cygni, dust clouds in the Milky Way, radio astronomy and radio stars. The second copy of the script has annotations.


  • 1951-09

Conditions Governing Access

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10 page(s)

Language of Materials


Finding aid date

2007-04-13 12:38:58+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom

The UK Archival Thesaurus has been integrated with our catalogue, thanks to Kings College London and the AIM25 project for their support with this.