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Saladini Elementa geometriae infinitesimorum .tif Book Saladini Girolamo Elementa geometriae infinitesimorum ex typographia Thomae Aquinatis Bononiae grc it Elementa geometriae infinitesimorum auctore Hieronymo Saladini libri tres Bononiae ex Typographia Thomae Aquinatis XIV ripieg di tav ill BEIC Institution BEIC PDold