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, 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.