General view of North Adams showing commercial buildings, homes and churches.

Interior view of the Baptist chapel showing seats and pews and the organ above the altar.

Interior view of the Baptist chapel showing seats and pews and the organ above the altar.

The immense dam which holds the waters of the Connecticut for the mills of Holyoke.

The immense dam which holds the waters of the Connecticut for the mills of Holyoke.

Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, looking towards northeast corner of coffer dam.

Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.

Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.

Boston water works, Sudbury River Conduit, 1876, Dam no. 1, view of foundations, looking towards Frasts(?).

Boston Water works, Sudbury River Conduit, Nov. 6, 1876, south end of wooden dam on Sudbury River showing R.R. bridge and small bridge used for taking experiments with current water.