Orion.
Parsons, William, 3d earl of Rosse, baron Oxmantown, 1800=1867.
An account of the observations on the great nebula in Orion, made at Birr castle, with the 3-feet and 6-feet telescopes, between 1848 and 1867. By Lord Oxmantown. Plates.
(Cut from Royal society, London, Philosophical transactions. Vol. 158, pp. 57-75. London, 1868.) **E .5121 .19=
Same. (In Same.) =#3270.3.158