Contract 161c, United Nations
Contract 161c, United Nations; United Nations construction, stairs leading down to lower level of First Avenue, sewer lines
Contract 161c, United Nations; United Nations construction, sewer lines
Contract 161c, United Nations; United Nations construction
Contract 161c, United Nations; United Nations construction, sewer trench
Contract 161c, United Nations; Demolition for United Nations sewer, water connection
Contract 161c, United Nations
Contract 161c, United Nations; United Nations construction, stairs leading down to lower level of First Avenue, sewer lines
Contract 161c, United Nations; United Nations construction, stairs leading down to lower level of First Avenue, sewer lines
Contract 161c, United Nations
Contract 161c, United Nations; Demolition for United Nations sewer, water connection
Contract 161c, United Nations; Demolition of church, other buildings during building of United Nations
Contract 161c, United Nations; Demolition for United Nations sewer, water connection
Contract 161c, United Nations; Demolition of church, other buildings during building of United Nations
Contract 168, United Nations; Con Edison plant, construction, overpass
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, during United Nations construction
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, during United Nations construction
Contract 168, United Nations
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, United Nations construction, Ryan concrete building
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, United Nations construction
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, United Nations construction
Contract 168, United Nations; Playground at right, river in background, Queens-Long Island pier
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, United Nations construction
Contract 168, United Nations; Cars, Queensboro Bridge, apartment buildings in background, United Nations construction
