Annual Report to Shareholders
Barber Oil
Alabama | 1922-1975 |
Harvard | 1927, 30, 36, 38, 1904-73.| 1974-75, 77. |
Purdue | 1935-1954, 1955-1972, 1973-1979. |
MIT | 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967 |
Western Ontario | 1973-79 |