Lower level texts are generally not purchased except as needed to maintain a well-rounded undergraduate collection. Historical and biographical treatments may also be of interest. G. Formats Chiefly printed materials. These including not only monographs and journals but also data compilations such the Sadtler Spectra handbooks. Electronic full-text is also of growing importance.
Bibliographic databases are available through the Internet.
Videos are generally purchased only if requested by a faculty member. Data sets, such as the electronic versions of Beilstein and Gremlin, and selected bibliographic indexes, are also made available in machine-readable form. H. Multiple Copies Multiple copies are purchased for heavily-used titles as funds permit. Newer editions of classic works are acquired whenever possible. The Libraries maintain an approval plan for books from many university press and significant trade publishers along with subscriptions and standing orders for many important serials.