Board of Water Supply. Laying water distribution pipes. Peter F. Connolly Company, contractor. View on Jackson Avenue looking east from a point just east of Van Alst Avenue (21st Street). Showing the trench after laying the water pipes and sewer. August 19, 1925.

Board of Water Supply. Laying water distribution pipes. Peter F. Connolly Company, contractor. View looking east on Jackson Avenue from a point near Van Alst Avenue (21st Street). Showing trench excavation. In the background is the public school building (MoMA P.S.1) and the elevated tracks of the 7 subway. August 4, 1925.

Board of Water Supply. Laying water distribution pipes. Peter F. Connolly Company, contractor. View on Jackson Avenue looking west from a point near Beech Street. Showing the 72-inch steel pipes and the 30-inch sewer in trench. (Beech Street no longer exists, but would have been at the end of 46th Road, between Crane Street and Arch Street.) August 19, 1925.

Board of Water Supply. Laying water distribution pipes. Peter F. Connolly Company, contractor. View of the contractor's trenching operations in the sidewalk along Jackson Avenue from a point near 9th Street (now 46th Road), looking west. August 4, 1925.