Page:Character of Renaissance Architecture.djvu/84

 an attic over the order with which the buttresses are ornamented, and from the top of this attic the dome is sprung. The stepped circles of abutting masonry at the haunch are omitted, and instead of one solid vault shell, such as Bramante intended, Michael Angelo's project provided for a variation of

26.—The model.

Brunelleschi's double vault, and was to include (as the model, Fig. 26, shows) three separate shells. The inner shell was to be hemispherical (Michael Angelo thus showing that he appreciated the superior character of the dome of the Pantheon and