[Originally published March 21, 2001.]

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Access point
Authority control
Broad classification
Closed stacks
Coextensive subject entry
Collocation
Colon classification
Cutter number
Date stamp
Depth indexing
Descriptor
Dewey
EAD header
Exhaustivity
Full entry
Fuzzy set
Information package
Location device
Main entry
MARC record
Open stacks
Scope note
Subject entry
Subject heading
Surrogate Record
Syndetic structure
Technical service
Title entry
Tracing
Union catalog
User file
Vertical file
Warwick framework
Weeding
Work mark