series Jean Prouvé’s Windows The Windows of the Cachat Buvette in Evian|Jean Prouvé’s Windows #4 After resuming his creative activities with his new firm, Jean Prouvé Constructions, Prouvé presented an alternative version of the béquille in a project he had been working on concurrently with the Villejuif Temporary School, where he first brought the structural system to realization. The fourth inst