Draws some initial connections between library performance measures and library space planning and collection management. Output measure surveys are suggested for establishing hierarchies of use and appropriate design of environments for housing the collection. Four references are listed. (MES)

Reports on output measures that can give children's librarians additional information to better control collections and make better selection and weeding decisions. Statistical comparisons utilizing circulation data (comparing circulation year to year, circulation to patrons served, circulation to number of materials owned) and availability of…