SummaryView of construction site for subway line (the Sea Beach or N line) showing cement mixer with pulleys on curving tracks next to retaining wall at left; workers and supervisors standing on lower track bed at right; two workers on or near scaffolding over retaining wall at far right; other workers on top of overpass or tunnel in right background; construction debris on roadbed; ballast pole between tracks.
NoteTitle from inscription on recto. On recto: date inscribed: Jan-3-1915. Photographer's name inscribed on recto: "Urquhart."
SubjectSubways -- Design and construction -- New York (State) -- New York ; Retaining walls -- New York (State) -- New York ; Concrete mixers -- New York (State) -- New York ; Railroad tracks -- New York (State) -- New York