Cataloging
- Access PA…world wide web-based bibliographic union catalog and resource sharing guide to Pennsylvania library collections; over 2,000 school, public, academic, and special libraries are searchable.
- Cataloging Cheat Sheet...a quick look at the fixed and variable fields in cataloging.
- Dewey Subject Guide…subject listing with DDC numbers.
- Library of Congress Card Catalog…search this online catalog of 12 million records: books, serials, computer files, menus, cartography, music, sound recordings, and visual materials.
- Library of Congress Classification System…LC class schedules.
- MARC 21 Reference Materials…summary of the most commonly used Marc 21 tags.