NYHS

AcronymDefinition
NYHSNew-York Historical Society (N-YHS is correct)
NYHSNorthwest Yeshiva High School (Mercer Island, WA)
NYHSNew York Harbor School (Brooklyn, NY)
NYHSNational Youth Homelessness Scheme (UK)
NYHSNew York Herpetological Society (New York, NY)
NYHSNorth Yarmouth Historical Society (North Yarmouth, ME)