The competition to choose the architect was fierce and controversial, and ultimately resulted in the contract being awarded to a group of four architects, Henri Deglane, Albert Louvet, Albert Thomas and Charles Girault, each with a separate area of responsibility.
Arkitektkonkurrencen var hård og kontroversiel og resulterede i sidste ende i at kontrakten blev tildelt en gruppe af fire arkitekter, Henri Deglane, Albert Louvet, Albert Thomas og Charles Girault, hver med et særskilt ansvarsområde.