Air traffic control

Abstract Correspondence, memoranda, manuals, patents, published and unpublished reports, photographs, notes, newspaper articles and reference material relating to Bell Laboratories, Kellogg Switchboard and Supply Company, Engineering Research Associates, the Univac division of Remington Rand and Sperry Rand, professional organizations such as the American Institute of Electrical Engineers and the IEEE Computer Group, and conferences. Topics covered include Bell Laboratories' "Out-of-Hour" courses,...