Sea Beach Line and Long Island Railroad cut, northwest to near 11th Avenue.

Sea Beach Line and Long Island Railroad cut, north near 11th Avenue.

Sea Beach Line, 11th Avenue.

Sea Beach Line, Avenue R.

Sea Beach Line at 19th Avenue.

Sea Beach Line right-of-way at 21st Avenue.

Sea Beach Line, 18th Avenue, with building support.

Sea Beach Line cut supporting building foundation, Fort Hamilton Parkway.

Sea Beach Line at 5th Avenue.

Broadway and Myrtle Avenue.

Vernon Avenue.

Northeast corner of 5th Avenue and 65th Street.

9th Street in Brooklyn.

Unidentified elevated railroad platform.

57th Street and 9th Avenue.

Sea Beach Line and Long Island Railroad at 5th Avenue, looking west to 4th Avenue.

125th Street and St. Nicholas Avenue.

Northern section of land tunnel.

Unidentified tunnel.

Unidentified railroad tracks.