“Two Frankfurt Boys Watch President From Vantage Point atop Taxi Call Box” 6/25/1963
Series: Photographs Generated from the Film Project, “Years of Lightning, Days of Drums”, 1963 - 1964. Record Group 306: Records of the U.S. Information Agency, 1900 - 2003
President John F. Kennedy visited Frankfurt, Germany on June 25, 1963, as part of a 10 day European tour:

Source: catalog.archives.gov