"10/14/1965- Washington, DC: Close-up of Norris Cotton, New Hampshire, Senator." [sic]
Unknown, dedicated to Bettmann Archive, presumably U.S. Senate or photographic company working with Senate
<a rel="nofollow" class="external text" href="https://www.gettyimages.co.nz/detail/news-photo/close-up-of-norris-cotton-new-hampshire-senator-news-photo/516567298">Bettmann Archive/516567298/U1487706</a>