For people of a certain age, seven-inch 45 rpm vinyl records are what music was, and is, all about. They just can’t think of Elvis without picturing that signature yellow Sun record label, or The Beatles without recalling the label on all those Capitol 45s, with their trademark orange-and-yellow swirl. Also known as singles because each side had a playing time of less than five minutes, 45s were first marketed in the United States by RCA...Continue Reading