 Though World War II and the Nazi occupation of Paris closed a chapter in the history of R-26, the Liberation of Paris opened another.Over two years, Madeleine and Robert Perrier entertained some one hundred and sixty-six American officers at R-26.Jean Tranchant, upon his return to France, took up permanent residence at R-26, while Stéphane Grappelli found lodgings at the home of Robert Perrier's mother.