Place : Frankfurt

• [Untitled] Bonsels, Waldemar ; Bonsels, Elise 1 Br. Frankfurt/M., 14/01/1918

• [Untitled] Bonsels, Waldemar ; Bonsels, Elise 1 Br. Frankfurt/M., 15/01/1918

• [Untitled] Bonsels, Waldemar ; Bonsels, Elise 1 Br. Frankfurt/M., 04/12/1919

• [Untitled] Bonsels, Waldemar ; Bonsels, Elise 1 Br.-Kopie Frankfurt, 04/11/1923

• [Untitled] Bonsels, Waldemar ; Bonsels, Rose-Marie 1 Telegr. Frankfurt/M., 13/10/1932

• [Untitled] Bonsels, Waldemar ; Bonsels, Rose-Marie 1 Br. Frankfurt, 10/01/1942

• [Untitled] Mann, Klaus ; Mann, Katia 1 Br. Frankfurt, 10/05/1946

• [Untitled] Mann, Klaus ; Mann, Erika 1 Br. Frankfurt, 18/05/1924

• [Untitled] Mann, Klaus ; Wedekind, Pamela 1 Br. m. Kopie u. Abschr. Frankfurt a.M., 01/12/1928

• [Untitled] Mann, Erika ; Wedekind, Pamela 1 Br. Frankfurt a. M., [1928-10-00] [Okt./Nov.]