Contribution.
- Publisher: Dept. of Geology, University of Massachusetts
- Print ISSN: 0885-0038
- Electronic ISSN: 0885-0038
- OCLC Number: 7012595
- Subject: Geology.
- Subject code: U
- Publication history: Began in 1970.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.3-5 (1969-70); no.6-10 (1970-72); no.11-14 (1972-74); no.15-18 (1973-75); no.19-22 (1975); no.23-26 (1975-76); no.27-30 (1976); no.31-33 (1977-79); no.34-36 (1978-81); no.37-40 (1981-83); no.43-45 (1983); no.46-48 (1983-85); no.50-51 (1985); no.53-54 (1985); no.55-57 (1985); no.58-60 (1985-87); no.61-64 (1987-89); no.68 (1990); no.65-66 (1991-92); no.66:v.1 (1992); no.66:v.2 (1992); no.67 (1993) | permanent |