December 18, 1917. 7 pp. (p. vi missing); typescript by L. van der Molen, 2 pp. Archiv der Eugen Rosenstock-Huessy Gesellschaft and Rauner Library, Dartmouth College. Unpublished. Reel 1, Item 40. – 1917
December 18, 1917. 7 pp. (p. vi missing); typescript by L. van der Molen, 2 pp. Archiv der Eugen Rosenstock-Huessy Gesellschaft and Rauner Library, Dartmouth College. Unpublished. Reel 1, Item 40. – 1917