Abacus, defined, [i. 107]; law of its proportion, [i. 111-115]; its connection with cornices, [i. 116]; its various profiles, [i. 319-323]; [iii. 243-248].

Acanthus, leaf of, its use in architecture, [i. 233]; how treated at Torcello, [ii. 15].

Alabaster, use of, in incrustation, [ii. 86].

Anachronism, necessity of, in the best art, [ii. 198].

Anatomy, a disadvantageous study for artists, [iii. 47].

Angels, use of their images in Venetian heraldry, [ii. 278]; statues of, on the Ducal Palace, [ii. 311].

Anger, how symbolically represented, [ii. 344].

Angles, decoration of, [i. 260]; [ii. 305]; of Gothic Palaces, [ii. 238]; of Ducal Palace, [ii. 307].

Animal character in northern and southern climates, [ii. 156]; in grotesque art, [iii. 149].

Apertures, analysis of their structure, [i. 50]; general forms of, [i. 174].