O OPRAH MAGAZINE issn=
| Current Paper Subscription |
| Volume - Volume | | Year - Year | | Format |
| 6 ----- | | 2005 ----- | | Paper |
| Volume 6 incomplete in Paper |
OCCUPATIONAL OUTLOOK QUARTERLY
| Current Subscription |
| Volume - Volume | | Year - Year | | Format |
| | 1983 ----- | | Infotrac |
| | 1990 ----- | | Ebscohost |
| 45 ----- | | 2001 ----- | | Paper |
| 33 - 44 | | 1989 - 2001 | | Microfilm |
| 32 | | 1988 | | Microfiche |
| 1 - 31 | | 1957 - 1987 | | Microfilm |
| Volumes 12 - 22 missing from Microfilm; volume 27 (1983) also available in Storage |
ODYSSEY
| Volume - Volume | | Year - Year | | Format |
| 7 - 10 | | 1998 - 2001 | | Paper |
| Shelved in the IMC |
OHIO, ANTI-SLAVERY SOCIETY. REPORT OF ANNIVERSARY (Black Journals Series, series II)
| Volume - Volume | | Year - Year | | Format |
| 1 - 4 | | 1836 - 1840 | | Microfilm |
OHIO SCHOOLS
| Volume - Volume | | Year - Year | | Format |
| 67 - 78 | | 1989 - 2000 | | Microfilm |
| 66 | | 1988 | | Microfiche |
| 53 - 65 | | 1975 - 1987 | | Microfilm |
| 43 - 52 | | 1965 - 1974 | | Storage |
| Volumes 46, 51 missing |
OMEGA
| Volume - Volume | | Year - Year | | Format |
| 1 - 8 | | 1973 - 1980 | | Microfiche |
OMNI
| Volume - Volume | | Year - Year | | Format |
| 11 - 17 | | 1988 - 1995 | | Microfilm |
| | 1992 - 1995 | | Infotrac |
| | 1990 - 1995 | | Ebscohost |
ON TAP issn=
| Current Paper Subscription |
| Volume - Volume | | Year - Year | | Format |
| 5 ----- | | 2006 ----- | | Paper |
| Scattered issues in Paper |
ONLINE
| Current issues available through Online Index Subscriptions only |
| Volume - Volume | | Year - Year | | Format |
| | 1988 ----- | | Infotrac |
| | 1994 ----- | | Ebscohost |
| 14 - 17 | | 1990 - 1993 | | Microfilm |
OPERATIONAL RESEARCH QUARTERLY
OPERATIONS RESEARCH
| Volume - Volume | | Year - Year | | Format |
| 46 - 49 | | 1998 - 2001 | | Paper |
| 44 - 45 | | 1996 - 1997 | | Microfilm |
OPPORTUNITY
| Volume - Volume | | Year - Year | | Format |
| 1 - 27 | | 1923 - 1949 | |
Microfilm |
| Volumes 8-11, 13, 15-20, 22-26 Shelved in Archives |
ORACLE
| Volume - Volume | | Year - Year | | Format |
| | 1991 - 1999 | | Paper |
ORBIT
| Current issues available through Online Index Subscriptions only |
| Volume - Volume | | Year - Year | | Format |
| | 1997 --- ++ | | Ebscohost |
| 4 - 11 | | 1973 - 1980 | | Microfilm |
| 1 - 5 | | 1970 - 1974 | | Storage |
| ++ Most recent 6 months FullText not available from Ebscohost - embargo by publisher |
ORGANIZATIONAL BEHAVIOR AND HUMAN DECISION PROCESSES
| Current Subscription |
| Volume - Volume | | Year - Year | | Format |
| 73 ----- | | 1998 ----- | | Paper |
ORGANIZED CRIME DIGEST
| Current issues available through Online Index Subscriptions only |
| Volume - Volume | | Year - Year | | Format |
| | | 2000 ----- | | ProQuest CJP |
OUR WORLD
| Volume - Volume | | Year - Year | | Format |
| 1 - 10 | | 1946 - 1955 | | Paper |
| Shelved in ARCHIVES-Vols 8-9 missing |
OUTDOOR LIFE
| Current Subscription |
| Volume - Volume | | Year - Year | | Format |
| | 2001 ----- | | Ebscohost |
| ----- | | ----- | | Paper |
| 183 - 204 | | 1989 - 2000 | | Microfilm |
| 181 - 182 | | 1988 | | Microfiche |
| 163 - 180 | | 1979 - 1987 | | Microfilm |
| Current year, plus one previous year only, retained in Paper |
OUTDOOR WEST VIRGINIA
| Volume - Volume | | Year - Year | | Format |
| 31 - 32 | | 1968 - 1969 | | Paper |
OUTLOOK
OUTLOOK (AMERICAN ASSOCIATION OF UNIVERSITY WOMEN)
| Volume - Volume | | Year - Year | | Format |
| 83 - 94 | | 1989 - 2000 | | Microfilm |
| continued from: GRADUATE WOMAN |
OUTLOOK (U.S. OFFICE OF ELEMENTARY & SECONDARY EDUCATION)
| Volume - Volume | | Year - Year | | Format |
| | 1990 - 2000 | | Ebscohost |
| | | 1989 - 2000 | | Infotrac |
OUTLOOK AND INDEPENDENT
OXFORD REVIEW OF EDUCATION
| Current issues available through Online Index Subscriptions only |
| Volume - Volume | | Year - Year | | Format |
| | 1990 --- ++ | | Ebscohost |
| ++ Most recent 3 months FullText not available from Ebscohost - embargo by publisher |