Subway Construction Photograph Collection. Contract Four. Route 11, 1909-1928

The 2,860 Contract Four, Route 11 photographs show the construction by the Brooklyn-Manhattan Transit Corporation (BMT) of a portion of the Fourth Avenue Line from Flatbush Avenue to 95th street in Bay Ridge, Brooklyn (the N train and R train). The route covers the following sections: Section AE-1, Lafayette Avenue and Ashland Place, showing the area around the Brooklyn Academy of Music; Section A-1, Atlantic Avenue and Fourth Avenue to Fourth Avenue and Sackett Street; Section A-2, Fourth Avenue from Union Street to 4th Street; Section A-3, Fourth Avenue from 4th Street to 25th Street; Section A-4, Fourth Avenue from 26th Street to 41st Street; Section B-1, Fourth Avenue from 42nd Street to 61th Street; Section B-2, Fourth Avenue from 62nd Street to 86th Street; and Section B-3, Fourth Avenue from 87th Street to 95th Street. The views include some dramatic, bird's-eye shots of the excavation work that affected the neighborhoods of Park Slope, Sunset Park and Bay Ridge.