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Description

Paper describing the reflecting telescope of a six-foot aperture at Birr Castle, Parsonstown, Ireland, then the largest reflecting telescope in the world. Also, observations made using the instrument and guided by Sir John Herschel's catalogue of nebulae. 208 manuscript pages including 39 figures and 23 separate plates

Subject: Scientific Instruments / Astronomy

Published in Philosophical Transactions as 'On the construction of specula of six-feet aperture; and a selection from the observations of nebulæ made with them'.

Received by the Royal Society on 5 June 1861. Read 20 June 1861.

Abstract published in Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society of London], Volume 11, 1862.

Reference number
PT/62/8
Earliest possible date
1861
Physical description
Ink on paper
Page extent
226 pages
Format
Manuscript

Creator name

William Parsons

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Citation

William Parsons, Paper, 'On the construction of specula of six feet aperture; and a selection of observations of nebulae made therewith' by the Earl of Rosse [William Parsons], 1861, PT/62/8, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/pt_62_8/paper-on-the-construction-of-specula-of-six-feet-aperture-and-a-selection-of-observations-of-nebulae-made-therewith-by-the-earl-of-rosse-william-parsons, accessed on 28 May 2024

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  • Philosophical Transactions

    Dates: 1802-1865

    The 'Philosophical Transactions' collection comprises manuscript versions of papers published in The Philosophical Transactions of the Royal Society, the world’s first and longest continuously running journal dedicated to science.

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