Online Computer Library Center

Nonprofit library service and research organization located in Dublin, Ohio, used by libraries to catalog library materials, manage interlibrary loans and maintain location information on library materials. In Montana, many libraries of all types use the OCLC bibliographic database for cataloging, interlibrary loan and reference.

Online Public Access Catalog

Automated catalog providing patron access through computers. See also PAC.

One Time Only 

A phrase used when the legislature or Governor's budget office agrees to fund a program or service for one year or one biennium only. A new request would have to be filed to get funding beyond the one year.