| Description | 'Drawbridge, North-East tower, Castiglione Conversano Italy, section through courtyard looking East, drawings by Dr D MacGibbon and Dr Thomas Ross, Castellated and Domestic Architecture in Scotland, Figure 79 - 80, 82, Volume 1, page 103 - 105. On reverse of drawing: McG & R [MacGibbon and Ross], Number 5 |