Record

Reference numberPT/62/8/61
Previous numbersPT/62/8/12
LevelItem
TitleStereo photograph pair, crane for Lord Rosse's telescope at Birr Castle, Ireland by [Mary, Countess of Rosse?]
Date[1861]
DescriptionStudy of the crane carrying the eastern counterpoise of the great telescope. The image shows the guide wheel, pulley system, and other features; to the right of the image is the main tube of the telescope almost at zenith. These photographs were used to produce the engraving that was published in William Parsons' paper as figure 9 from plate 24.

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.
Extent1p
FormatPhotograph
Physical descriptionAlbumen prints, mounted on card
Dimensions84x174mm
Access statusOpen
Related materialDOI: 10.1098/rstl.1861.0029
DOI: 10.1098/rspl.1860.0078
Related records in the cataloguePT/62/8
URL descriptionDigital version available on The Royal Society Picture Library
URLhttps://pictures.royalsociety.org/image-rs-9087
Fellows associated with this archive
CodeNameDates
NA8084Parsons; William (1800 - 1867); 3rd Earl of Rosse1800 - 1867
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