| Archiving Institution |
Program |
Holdings Description |
Retention |
| HathiTrust (HATHI) |
HTDL |
1964:1-18; 1964:19-35; 1964:36-52; 1965:1-17; 1965:36-52; 1966:1-18; 1987,no.1-13; 1987,no.14-26; 1987,no.27-40; 1987,no.40-52; 1988,no.1-13; 1988,no.14-26; 1988,no.27-39; 1988,no.40-52; 1989,no.1-13; 1989,no.14-26; 1989,no.27-39; 1990,no.1-13; 1990,no.14-26; 1990,no.27-39; 1990,no.40-48
|
permanent
|
| Linda Hall Library of Science, Engineering & Technology (LHL) |
Linda Hall Library of Science, Engineering & Technology |
1963 n17-52
|
|
| University of Pittsburgh (PIT) |
EAST |
1963:no.17-52; 1964:no.1-38,40-48,50-51; 1965-1967; 1968:no.1-42,44-46,48-52; 1969-1972; 1973:no.1-33,35-52; 1974-1979; 1980:no.1-18,20-52; 1981:no.1-41,43-44,46-48,50-52; 1982-1983; 1984:no.1-8,10-52; 1985:no.1-42,44-52; 1986:no.1-24,26-28,30-52; 1987; 1988:no.1-25,27-33,36-52; 1989:no.1-48; 1990:no.1-48; 1991:no.1-26
|
20310630
|
