Reference numberPT/62/8/62
Previous numbersPT/62/8/13
TitlePhotograph, crane for Lord Rosse's telescope at Birr Castle, Ireland by [Mary Parsons, Countess of Rosse?]
DescriptionStudy of the crane carrying the eastern counterpoise of the great telescope, similar to that used to produce figure 9, plate 24, but angled slightly differently. The image shows the guide wheel, pulley system, and other features: to the right of the photograph the main tube of the telescope is just visible, almost at zenith. Not published in Philosophical Transactions.

Subject: Scientific Instruments / Astronomy

Received by the Royal Society on 5 June 1861. Read 20 June 1861.
Physical descriptionAlbumen print, mounted on card
Dimensions139x119mm [image]; 283x193mm [mount]
Access statusOpen
Related materialDOI: 10.1098/rspl.1860.0078
DOI: 10.1098/rstl.1861.0029
Related records in the cataloguePT/62/8
URL descriptionDigital version available on The Royal Society Picture Library
Fellows associated with this archive
NA8084Parsons; William (1800 - 1867); 3rd Earl of Rosse1800 - 1867
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