TitleDetail of concrete forms and pouring apparatus at southeasterly end of curve at 4th Ave
SummaryView of construction site for subway line (the Sea Beach or N line) showing two men (perhaps engineers) taking measurements on wooden caisson apparently used for pouring concrete; chutes on trestles beyond caisson running down slope of embankment; three workers on trestle; one worker next to engineers on caisson.
NoteTitle from inscription on recto. On recto: date inscribed: July-17-1914. Photographer's name inscribed on recto: "Urquhart."
SubjectSubways -- Design and construction -- New York (State) -- New York ; Construction workers -- New York (State) -- New York ; Engineers -- New York (State) -- New York ; Trestles -- New York (State) -- New York ; Embankments -- New York (State) -- New York