The mere fact that a library service is being used does not mean that the service makes a difference or has a positive impact on the user. This has significant implications for Special Library and Information Services (SL&IS) that have to constantly prove that they add value. Because of the difficulty of measuring impact effectively, the…

Information science is a young and rapidly growing field, embracing a wide range of subjects and activities. The conference, in ten technical sessions, attempted to cover various aspects of information work. The areas covered were: information analysis and information analysis centers; retrieval of information; selection, education and training of…

A selective dissemination of information service based on computer scanning of Nuclear Science Abstracts tapes has operated at the Atomic Energy Research Establishment, Harwell, England since October, 1968. The performance of the mechanized SDI service has been compared with that of the pre-existing current awareness service which is based on…

The purpose of this guide is to give an up-to-date presentation of the information service offered by the documentation center at the Royal Institute of Technology (RIT) and to facilitate the utilization of the service. The guide gives a general account of the multidisciplinary computerized current awareness service (SDI) and a detailed…

The results showed that the selection criteria laid down by Drugdoc are strictly adhered to; the mean time of alerting of an article is 11.3 weeks after receipt of the journal, and all articles from a particular journal issue are reported by Drugdoc on average within 13.6 weeks. (3 references) (Author/MM)

The extent to which all three or any two of the services under study select the same journal article for coverage, as determined by examining each service's selection records for those journals found to overlap, is analyzed. (2 references) (Author/KE)

Reported is a compilation of the data collected from a comprehensive evaluation of the Information Retrieval Center of the Northern Colorado Educational Board of Cooperative Services (NCEBOCS) The evaluation consists of an historical review of the Center (1967-1970), analysis of requests received, user reactions to the services, interviews with…

The investigation of the performance, economics, and acceptability to users of the selective dissemination of information (SDI) computer system that supported the International Information Service in Physics, Electrotechnology, Computers, and Control (INSPEC) during its initial testing phase is described. The initial design of the study, involving…

NASA interviewed users of its scientific and technical information system in order to assess the usefulness of the present system and to find ways to make it more effective. Emphasis was on announcement and current awareness services, the publication program, and the interactive retrieval system. (Author/LS)

A USER PRESENTS HIS POINT OF VIEW ON LITERATURE SEARCHING THROUGH THE MAJOR SEARCHING SERVICES IN THE OVERALL PROGRAM OF ACQUISITIONS FOR THE ENGINEERING STAFF OF THE AIR FORCE AERO PROPULSION LABORATORY. THESE MAJOR SEARCHING SERVICES INCLUDE THE DEFENSE DOCUMENTATION CENTER (DDC), THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION (NASA), THE…

A SURVEY BY QUESTIONNAIRE WAS MADE OF THE PROBLEM OF USER SERVICES AND EXTENSION SERVICES USED IN THE DISSEMINATION OF MATERIALS AND INFORMATION TO A SELECTED NUMBER OF INDUSTRIAL LIBRARIES. THE SURVEY RESULTED IN DATA CONCERNING STAFF SIZE, PROFESSIONAL-TO-CLERICAL RATIO, SIZE OF BOOK, DOCUMENT, PERIODICAL AND MICROFORM COLLECTIONS, LIBRARY…

The Aerospace Materials Information Center (AMIC) Selective Dissemination of Information (SDI) program was evaluated by an interview technique after one year of operation. The data base for the SDI consists of the periodic document index records input to the AMIC system. The users are 63 engineers, scientists, and technical administrators at the…

Difficulties encountered by users of the National Technical Information Service (NTIS) idexing and abstracting services are: (1) coverage too broad for a single index, (2) duplication of material indexed or distributed elsewhere, (3) multiple number series, (4) inconsistency of bibliographic entries and (5) coverage unpredictable. The difficulties…

In an effort to respond to a growing need of educators to have access to educational information, the Iowa State Department of Public Instruction has initiated an information service for local school districts. The information and retrieval service is provided through Project INFORMS (Iowa Network For Obtaining Resource Materials for Schools). It…