Public library effectiveness efforts are placed within the context of theoretical and empirical research on organizational effectiveness. The construct, measures, and determinants of public library effectiveness are investigated, and a possible model of the determinants of public library output measures is presented. (Author/EM)

Describes a study that examined the impact of federated library systems on member library services, resources, and operations in Pennsylvania. The discussion includes a rationale for the research methodology used, and comments on the absence of reliable library statistics and published reports as a basis for comparison with pre-systems situations.…