B.W.W. dam division, view showing excavation for gate house foundation and foundation wall of overflow at Dam II, Junly 14, 1877.

Boston water works, Sudbury River Conduit, 1876, Division III, Section 10, Waban Valley bridge, south side of "arch A".

Boston water works, Sudbury River Conduit, 1876, Dam no III, north end of Dam, showing foundations of gate house, looking north.

Boston water works, Sudbury River Conduit, 1876, Dam no. III, north end of Dam, looking south towards Hauer's(?).

Boston water works, Sudbury River Conduit, 1876, Dam I, view showing location of dam and bridges on Winter Street over Sudbury River.

Boston water works, Sudbury River Conduit, Sept. 1876, Dam III, Rubble masonry foundations, southeast corner of gate house.

Boston water works, Sudbury River Conduit, Aug. 1876, Dam no. 1, Pairing below overflow, south side of river.

Boston water works, Sudbury River Conduit, section 10, Waban Valley Bridge, view looking east shows foundations.

Boston water works, Sudbury River Conduit, Section 10, Waban Valley bridge, view looking west shows pier no. 2 and the pile foundations for pier no. 3.

View of a house under construction, showing men finishing the chimney and building a brick wall.