Library collection weeding criteria based upon unequal distribution of demand require that distribution remain stable over time. A mathematical expression is derived that tests that stability. Verification is not inordinately time consuming and is facilitated by the use of automated circulation systems. (Author/RAA)

Discusses the benefits of the library collection assessment process, and describes how a small community college library is using a turnkey automated system and a microcomputer-based database program to generate special reports and statistical profiles to support an ongoing collection assessment project. (Eight references) (CLB)