Mitteilungen der Eugen Rosensotck-Huessy Gesellschaft 22 (November 1975): 4-13. A selection by Georg Müller of exceprts from letters on the origin and growth of the friendship between him and Rosenstock-Huessy. Letters of December 16, 1948; December 27, 1948; May 4, 1949; July 3, 1949; September 17, 1951; December 16, 1951; June 20, 1952; August 9, 1952; December 30, 1952; February 22, 1953; July 8, 1953. Not microfilmed. – 1975