4 volumes (2 quarto and 2 folio) : illustrations ; 32 cm + 61 cm.
General Note
2 volumes : illustrations, plates (1 colour), portraits ; 32 cm and 2 portfolios of 104 plates [XXXIV + LXX] (some color, part mounted; including portrait, plans) ; 61 cm
Contents
1. Bd. + 1. Teil. Bau und Schmuck der Kapelle unter Sixtus IV. -- 2. Bd. + 2. Teil. Michelangelo