This annotated bibliography lists the materials published during 1950 by professional personnel in the Bureau of State Services. Ten divisions of the Bureau are represented in the listing, which was prepared at the recommendation of the Committee on Research Studies and Investigation. It is hoped that the bibliography will stimulate scientific inquiry and investigation and promote professional development by facilitating the exchange of information. Contributors include: Arctic Health Research Center; Division of Chronic Disease and Tuberculosis, Communicable Disease Center; Division of Engineering Resources; Environmental Health Center, National Office of Vital Statistics; Division of Occupational Health; Division of Public Health Education; Division of State Grants; and Division of Venereal Disease. Approximately 480 items are included with some annotations.