title: A tribute to John Glenn: American hero.
authors.forename: V J
authors.initials: VJ
authors.lastname: Halamandaris
mesh_terms: D018480:Astronauts; D001359:Aviation; D002608:Charities; D005197:Famous Persons; D005582:Foundations; D049673:History, 20th Century; D009820:Ohio; D011057:Politics; D013026:Space Flight; D014481:United States; D014857:Warfare