Autograph Letter Signed ‘A.Mumm’, to Monsieur Kileokei[?], hoping that he and his wife can accept an invitation to dinner. In French. 2 pp. 6 x 4 inches, in good condition. Embossed monogram. Kaiserlich Deutsche Botschaft, Tokio, undated [between 1906 and 1911]. Alfons Mumm von Schwarzenstein (1859-1924), German diplomat, ambassador to China from 1900, then to Japan (1906-1911).