GRC International (5 million records)
http://www.grci.com/whatwedo/library/lquest/index.htm
Fastcat is another CD ROM catalogue
developed for schools (1 Million records)
http://www.oclc.org/western/products/cd-roms/fastcat.htm
Alliance Plus is another product available for cataloguing from CD ROM. 1.8million records with 2 -4 updates per year. There are a couple of other requirements to be met. It costs about $449 US +
More information http://www.fsc.follett.com/products/allianceplusonline/sellsheet.pdf