xvi + 245 pp., profusely illustrated in colour and monochrome. There are references to Wilson on pp. 1-4, 10, 13, 19, 21, 40-41, 52-54, 145, 170, 220 and to particular locations treated by him and published as prints in 1775 as follows: Caernarvon Castle, 1, 21; The Great Bridge over the Taafe, 1, 102, pl. 0.1; Kilgarren Castle, 1; Pembroke Town and Castle, 1; Snowden Hill, 1, pl. 0.2; The Summit of Cader Idris Mountain, 1. Two other works by Wilson are reproduced and discussed: P155 View near the Loggerheads, Denbighshire, pp. 45-46, pl. 1.5 and A Welsh Valley, pp. 41, 43, 45-46, pl. 1.6