Two papers by Osbert Salvin on petrels published in Rowley's Ornithological Miscellany, Volume I, Part IV, 1876. Part I: Banks’s unpublished Drawings, pp. 227-238 and Part II: The new Species of Petrels obtained during the voyage of the Italian Corvette 'Magenta' round the world, pp. 249-257. The latter illustrated with five fine handcolored lithographs by J.G Keulemans. Protected with card covers.