|Title||Photograph, crane for Lord Rosse's telescope at Birr Castle, Ireland by [Mary, Countess of Rosse?]|
|Description||Study 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. This monoscopic view from a stereoscopic photograph was 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.
|Physical description||Albumen prints, mounted on card|
|Related material||DOI: 10.1098/rstl.1861.0029|
|Related records in the catalogue||PT/62/8|
|URL description||Digital version available on The Royal Society Picture Library|
Fellows associated with this archive
|NA8084||Parsons; William (1800 - 1867); 3rd Earl of Rosse||1800 - 1867|