Photo of Elvis Presley with close friends and collaborators Bill Porter and Paul Anka. The photo was taken on August 5, 1972 at the Las Vegas Hilton. <a href="https://en.wikipedia.org/wiki/Bill_Porter_(sound_engineer)" class="extiw" title="en:Bill Porter (sound engineer)">Bill Porter</a> was a Nashville sound engineer who worked on many of Presley's recordings in the 1960s.
Press Department, Capitol Records
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