The Library Information Access System, so named because it provides access to a variety of electronic resources including: The CAT, the internet, electronic texts and journals, and databases such as ERIC and ProQuest.

Library Information Access System. The PSU Libraries' automated cataloging and circulation system. The LIAS database provides access to a portion of the MARC tapes, the PSU Inventory Control (ICP) database, catalog records for UP and CES libraries (The CAT), holdings in all formats added since 1981, and records for most UP and CES titles cataloged before 1981.

The lowest of the three divisions of the Jurassic period; a name given in England and Europe to a series of marine limestones underlying the Oölite. See the Chart of Geology.

Greyish rock which splits easily into slabs.