Abbey of Saint-Germain-des-Prés
In summary: the fleurs-de-lis, escutcheons, and roundels are for the Abbey of Saint-Germain-des-Prés, the tower evokes the old fortress overlooking the Bièvre ford; the lion is from the arms of Hugues de Lionne, first Marquis of Berny and French Foreign Minister (1663-1671).