The family Pondre maintained the property until 1929, by which time Marcel Proust had employed "Guermantes" for the family at the top of the French society he was describing.
Keluarga Pondre dipertahankan properti sampai 1929, saat Marcel Proust mempekerjakan "Guermantes" untuk keluarga di bagian atas dari masyarakat Prancis ia menjelaskan.