Annual Report to Shareholders
Industrial Rayon
| Alabama | 1928-1960 |
| Columbia | 1930-1950 |
| Harvard | 1926-60. |
| Purdue | 1928-1931, 1932, 1993-1937, 1935-1954. |
| MIT | 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, |
| Yale | 1926-1956 |
