| Reference number | PT/62/8/62 |
| Previous numbers | PT/62/8/13 |
| Level | Item |
| Title | Photograph, crane for Lord Rosse's telescope at Birr Castle, Ireland by [Mary Parsons, Countess of Rosse?] |
| Date | [1861] |
| Description | Study 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. |
| Extent | 1p |
| Format | Photograph |
| Physical description | Albumen print, mounted on card |
| Dimensions | 139x119mm [image]; 283x193mm [mount] |
| Access status | Open |
| Related material | DOI: 10.1098/rspl.1860.0078 |
| 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 |
| URL | https://pictures.royalsociety.org/image-rs-9088 |
Fellows associated with this archive
| Code | Name | Dates |
| NA8084 | Parsons; William (1800 - 1867); 3rd Earl of Rosse | 1800 - 1867 |