Annual Report to Shareholders
Radio of America
| Alabama | 1921-1967 |
| Columbia | 1920-1950 |
| Harvard | 1923-49, 1958-60. |
| Purdue | 1920-1933, 1934-1950, 1951-1965, 1967-1968. |
| MIT | 1924, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1940, 1941, 1942, 1943, 1944, 1945, 1946, |
| NYPL | 1920-1957 |
