The work, done by the firm of Philadelphia contractor John McShain, required the complete dismantling of the interior spaces, construction of a new load-bearing internal steel frame and the reconstruction of the original rooms within the new structure.
A reconstrución, levada a cabo pola empresa contratista John McShain de Filadelfia, requiriu desmontar por completo os espazos interiores, a construción dun novo bastidor interno de aceiro e a reconstrución dos cuartos orixinais dentro da nova estrutura.