Research in Project IMPACT, prototypes of computerized training for Army personnel, is documented in an overview of the IMPACT computer software system for computer-administered instruction, exclusive of instructional software. The overview description provides a basis for an understanding of the rationale and motivation for the development of the…

This network planning paper discusses creation and maintenance of authority files as one of the essential components of bibliographic control, which is a prerequisite to the access of information. Authority files impose consistency on the organization of information and thereby greatly facilitate information retrieval. In the creation of a union…