Raised in the nurseries of M. Andre Leroy, Angers, France, in 1867. Fruit medium, globular-ovate, irregular, having one side larger than the other; skin rough, golden-yellow, finely dotted with gray, marbled with clear brown around the calyx and the stem; flesh white, fine, melting; juice abundant, very saccharine, with an acidulous flavor, very pleasant and delicately perfumed; first; Nov. -- Hedrick, 1921, The Pears of New York Fruit, medium sized; roundish, and rather uneven in its outline. Skin, bright yellow, mottled and dotted with clear rough brown russet. Eye, closed, set in a wide rather deep basin. Stalk, very short. Flesh, fine, melting and very juicy, sweet and acidulous, and with an agreeable perfume. Ripe during October and November, and said by M. Leroy, by whom, it was raised, to be of the first quality. It was named in honour of Count Pertusati, of Milan. -- Hogg, 1884, The Fruit Manual.