 It was the home of the Nouveaux Réalistes - an artistic movement, founded by Restany together with Yves Klein, Arman, Raymond Hains and others.The gallery did present the first exhibition of Cy Twombly in Paris, the famous Daniel Spoerri dinners and the oil barrels of Christo on Rue Visconti.During this period Boissiere witnessed the opening of the first Ileana Sonnabend gallery in Paris, where American Pop art artists such as Andy Warhol and Roy Lichtenstein were introduced in Europe for the first time.