A critical account of the drawings by Michel Angelo and Raffaello in the University Galleries, Oxford (1870)
Robinson, J. C · Oxford : Clarendon Press · leaf 191
ubject are still extant, and the great probability, arising from the nature of those designs, that other complementary and intermediate studies have perished in the lapse of years, seem to denote that whatever may have ultimately come of it, this composition was. at all events carried very far…