8vo, pp. [vi], 898, with 7 folding map and 99 full-page plates (wanting plates 22, 86-86 within numerical sequence), illustrated frontispiece, slight age browning, most plates browned and foxed, occasionally dusty, some light dampstaining to title and following couple of gatherings, first few leaves a bit frayed at margins. Modern buckram. 19th-century dedication to verso of frontispiece.