Benno Reifenberg 1892–1970 Letter from Benno Reifenberg, Frankfurt am Main 29 March 1966 © reserved License this image Sketches, letters, etc. Letter from Benno Reifenberg, Frankfurt am Main Benno Reifenberg 25 August 1954 Letter from Benno Reifenberg, Frankfurt am Main Benno Reifenberg 29 March 1966 Letter from Benno Reifenberg, Kronberg Benno Reifenberg 8 February 1969 Letter from Benno and Maryla Reifenberg, Kronberg Benno Reifenberg 16 April 1969