15/2021 Which of these is a statement of opinion? A The Beatles' first U. S. concert was on February 11, 1964, at the Washington Coliseum in front of 8,000 fans. In February 1964, an 18-year-old named Mike Mitchell went to a rock concert in Washington, D. C., and took some photos. © Mike Mitchell developed 50 silver gelatin prints using digital technology not available during The Beatles' time. The early sound of music by The Beatles, which was less complex, was more appealing and authentic sounding than their later works.​