Examines reasons for cataloging backlogs in libraries and describes a preliminary theory of backlog dynamics. Formulas for predicting backlogs are discussed, backlog models are explained, the use of computer simulation software to form models is described, and further research is suggested. (five references) (LRW)

Emphasizes the use of research that is related to library technical services and notes need for research in four general areas--surveys of predominant practice, library operation case studies, development research, and environment status reports. The impact of library research on decision making is also discussed. Two references are listed. (EJS)

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,…

A study of position announcements for collection development and management librarians found in "College and Research Library News" is reported. Data are presented on mean salaries, required skills and experiences, desired skills and experiences, and responsibilities. Areas for further research are suggested. (15 references) (EA)