863. [Looking for changes in the composition of air breathed by a patient on a treadmill] Publication: Bethesda, Maryland: National Institutes of Health [19--] Subject(s): Aged
864. [A woman reading a flyer] Publication: [19--] Subject(s): African AmericansUnited States. Public Health Service.
867. Dr Button learned aviation medicine and the spirit of the Mississippi River Subject(s): AircraftUnited States. Public Health Service.
868. [Mother with an infant and a toddler sit on an unmade bed] Publication: [United States:] : United Features Syndicate, [19--] Subject(s): MothersMother-Child RelationsInfantPublic Health
870. [Front of Hospital. Nurses Qtrs. at left. Corpsmen Qtrs. at right. Center, entrance, hallway and offices]