Empire State Building In a separate transaction, the land underneath the building was sold to Prudential Insurance for $29 million. Helmsley, Wein, and Malkin quickly started a program of minor improvement projects, including the first-ever full-building facade refurbishment and window-washing in 1962, the installation of new flood lights on the 72nd floor in 1964, and replacement of the manually operated elevators with automatic units in 1966. The little-used western end of the second floor was used as a storage space until 1964, at which point it received escalators to the first floor as part of its conversion into a highly-sought retail area. In
Empire State Building energy crisis at the time. In 1976, the businessman Douglas Leigh suggested that Helmsley install 204 metal-halide lights, which were four times as bright as the 1,000 incandescent lights they were to replace. New red, white, and blue metal-halide lights were installed in time for the country's bicentennial that July. After the bicentennial, Helmsley retained the new lights due to the reduced maintenance cost, about $116 a year. Since 1976, the spire has been lit in colors chosen to match seasonal events and holidays. Organizations are allowed to make requests through the building's website. The building is also lit in