PPT Slide
Gardening Tips for Painless Collection Weeding
Quantitative -- Usage Statistics Driven
Weeding based on usage is a common library practice. (It became particularly popular when automated circulation systems in the 1970s first allowed easy data collection.) A number of studies have supported this approach.
Trueswell, Richard W. “Growing Libraries: Who Needs Them? A Statistical Basis for the No-Growth Collection” in Farewell to Alexandria: Solutions to Space Growth and Performance Problems of Libraries. Daniel Gore, ed. Westport, CT: Greenwood Press, 1976, pp. 72-104.