1. [First day cover] : [centenary of the nursing profession] Publication: [Washington, D.C.] : [United States Postal Service], [1961] Subject(s): NursingAnniversaries and Special EventsUnited States
2. Honoring the nursing profession: ANA, American Nurses' Association, national professional association of registered nurses Publication: [Washington, D.C.?] : Fleetwood, [1961] Subject(s): Societies, NursingNursesUnited StatesAmerican Nurses Association.
