 As part of ABC's expansion program, initiated in 1977, ABC built 7 Lincoln Square on the southeast corner of West 67th Street and Columbus Avenue, on the site of an abandoned moving and storage warehouse.At about the same time, construction was started at 30 West 67th Street on the site of a former parking lot.Both buildings were completed in June 1979 and WABC-TV moved its offices from 77 West 66th Street to 7 Lincoln Square.