Online library catalogs

nne Catalogs, On-line
Library online catalogs
On-line catalogs (Libraries)
nne Online catalogs
Online public access catalogs (Libraries)
OPACs (Libraries)

Library lit., 1990 (online catalogs)
Hennepin (online catalogs)
ALA gloss. (online catalogs; online public access catalogs (OPACs))
Engr. index (online)
INSPEC (online)
Applied sci. & tech. index, 1990 (online)
MESH (online)
CompuMath cit. index, 1989 (online)
Bus. period. index (online)
Soc. sci. cit. index, 1990 (online)
INIS thes., 1992 (on-line)
CAB thes., 1988 (on-line)
Acad. Am. encyc. (on-line)
Random House (on-line; also online)
UNBIS (on-line)
Web. 3 (on-line)
LC database, Mar. 12, 1992 (approx. 50/50 split with more current usage as online)
Word Wide Web through Alta Vista Dec. 27, 1999 (323,000 citations for "+'online catalog*'-librar*", mostly sales or commercial catalogs; 189,000 citations for "+'online catalog*'+librar*"; "online library catalog*" 8,892 citations, "library online catalog*" 6,493 citations)