W. Riffelmann to Henry Vesper, June 8, 1911

Letter from W. Riffelmann to Henry Vesper, June 8, 1911. Vesper was the brother-in-law of Wilhelmina and Gustav Nuss.

Emil Riffelmann [?] to Gustav Nuss, August 22, 1909

Letter from Emil Riffelmann [?] to Gustav Nuss, August 22, 1909.