Annual Report to Shareholders
National Gypsum
Alabama | 1928, 1931-1980 |
Columbia | 1931-1947, 1949-1950 |
Harvard | 1928,1930-38, 1991, 1958-60,79-89. Microfilm: 1931-73. |
Purdue | 1931-1953, 1931-1946, 1954-1968, 1969-1979, 1980-1986, 1987- 1991, 1992-1994. |
MIT | 1944, 1945, 1946, 1947, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967 |
NYPL | 1949-1955, 1963-1967 |
Western Ontario | 1952, 1970-82, 1984-86, 1988, 1990 |
Yale | 1934-1964 |