For the Code4lib '13 Data Visualization Hackfest, we pulled together a short list of some library-relevant open data resources. So they don't get lost to the ages in a Google Doc, here's what we found:
Harvard Library Bibliographic Dataset: A collection of MARC21 data.
This dataset contains over 12 million bibliographic records for materials held by the Harvard Library, including books, journals, electronic resources, manuscripts, archival materials, scores, audio, video and other materials.
- Chicago Public Library Circulation Data
- OhioLINK Collection and Circulation Analysis—Circulation Data
- University of Huddersfield -- Circulation and Recommendation Data - See more at: http://datahub.io/dataset/hud-library-usagedata#sthash.gfw5zdHD.dpuf
Since 2005, the University of Huddersfield has provided book recommendations within its library catalogue, driven by mining of the historical circulation usage data. ... [T]he library has details of just under 3 million circulation transactions spanning a period of 13 years.
- Various IMLS Data.gov datasets
- Vancouver Public Library: Open Data Catalogue
VPL's open data are sets of aggregated data in three general categories (collections, circulation, and borrower demographics) all describing the Vancouver Public Library collections and use of materials in the collections by Library patrons.
- Duke Law Library circulation data: