Perkins, Charles Callahan. 4104.01-31 = **K.74.10 Raphael and Michelangelo: a critical and bio- graphical essay. Boston. Osgood, 1878. xi, (1), 294 pp. Illus. Portraits. 8°, 1 plate inserted in **K.74.10. Two copies on call number 4104,.01-31.
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