\[Cortelyou Road Between Gravesend Avenue and East 2nd Street: IND Crosstown Line] Survey negative documenting the planning and construction of the IND Crosstown Line in Brooklyn. Image shows track and roadway conditions at Gravesend Avenue. Logbook reads: Camera set at east rail of east track at Gravesend Avenue at station 90+50, looking east showing roadway, Cortelyou Road between Gravesend Avenue and East 2nd Street.