Piers note: No. 176. York Redoubt: Exterior of East Front, showing particularly the East Caponier (completed) and the rough Ditch, and a little of the Escarp; in distance is Fort Clarence (with Tower) to left, and McNab's Island from Ives Point to near the Hangman's House. 1877. Looking North-northeast towards Ives Point Battery. The caponier is completed, and the shed which had a hoisting engine has evidently gone.
Reference: Royal Engineers Nova Scotia Archives number 6991 (Piers 176) / negative N-2073
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