Observations of nebulac and clusters of stars made with the six-foot and three-foot reflectors at Birr Castle, from the year 1848 to the year 1878. With 6 plates.

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Príomhchruthaitheoir: Parsons, Laurence Rosse, 6th Earl of
Citation:The Scientific transactions of the Royal Dublin Society, Vol. II, pp. 1-178 + V pp., 1880
Formáid: Journal Article
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