Recto: Front Elevation of a Roman Temple in Ruins (inspired by Giuliano da Sangallo) ; Verso: Elevation of the Nave of a Roman Basilica in Ruins (? the Basilica Giulia, inspired by Giuliano da Sangallo). , 1530?45, Pen and dark brown ink, sheet: 9 13/16 x 9 5/8 in. (24. 9 x 24. 4 cm), Drawings, Attributed to a member of the Sangallo family (Florence, ca. 1530?1545), A recent discovery, this sheet and seven others comprised a manuscript draft for an Italian edition of the sole surviving architectural treatise of Roman antiquity, Ten Books on Architecture by Marcus Pollius Vitruvius (late first century B