Sudbury River Conduit. B.W.W. Div. 4, Sec. 16 Nov. 14, 1876, view at east end of Sec. 16 showing excavating con..., stone and brick masons. |
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Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View near rock-cut on sec. 17 showing ledgemen in the foreground and brickmasons in the background. |
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Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View near rock-cut showing ledgemen in the foreground and brickmasons in the background. |
