Describes the use of the "Science Citation Index" in deciding whether to keep older basic science books that have failed to meet other criteria for collection retention. It is concluded that manual searching of the indexes proved feasible and reliable, while the lack of book titles on the online version reduced reliability of weeding…

Defines mechanical and expert selection of library materials and investigates the usefulness of mechanical selection in three test cases involving popular novels, German literature, and contemporary poetry. The cost of mechanical selection is examined and more quantification in selection practice is recommended. Data are presented in eight tables,…

Argues that conflicts existing within the professional value system of librarianship have made it difficult for librarians to fulfill their obligation to represent fairly the values and viewpoints of all segments of society. Professional goals and ideals that demonstrate such conflicts are discussed, and possible means to their resolution are…