Discusses areas needing revision in the manual "Output Measures for Public Libraries," i.e., measurement objectives, research skills of output measures users, management versus research contexts, relating inputs to outputs, problems in data collection, user versus library performance, sample sizes, interpretation of output measure…

The identification and description of the personnel components of a library and their interrelations are used to construct an input-output model similar to those used to analyze the interdependence among sectors in an economy. This model makes it possible to forecast personnel requirements resulting from changes in demands for library services.…

Noting that there are no de facto standards by which to measure and evaluate U.S. depository library collections, this article reviews developments in the evaluation of public libraries and recommends output measures based on public library practice for depository collections. Specific measures for the depository community are also suggested. (31…