RT Journal T1 Seventeenth hospital yearbook. 1939 hospital purchasing file: Directory of products, manufacturers' catalogs, purchasing standards and other reference data JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1939 FD June 3 VO 112 IS 22 SP 2357 OP 2357 DO 10.1001/jama.1939.02800220123048 UL http://dx.doi.org/10.1001/jama.1939.02800220123048 AB The seventeenth edition of this yearbook, like its predecessors, is a compendium of information for purchasers. Practically everything used in building and operating a hospital is included. The material is helpfully indexed and classified. The last fifty pages present special articles on various classes of hospital apparatus, from air humidifiers to devices for refrigeration and insulation. There is a comprehensive check list for the purchase of hospital equipment and a list of national, state and sectional hospital and allied agencies.