On the upper floors, a staircase, restrooms, and utilities are clustered into the core of the "H". The light courts within the "H" ensured that all offices could receive natural light. West-east corridors ran perpendicularly to the elevator lobbies, crossing both wings of the "H". Floors were arranged so that they could be divided into suites facing outward, so that all suites faced windows, though it was also possible for lessees to rent entire floors. Upon the building's opening, Equitable also provided rest and recreation rooms for the building's 2,000 female employees, making it the first large building to have a women's welfare department. Also in the building was the library of the New York Law Institute, which remains in the building .