Beach Policeman, Potomac River, 1922. (Photo by National Photo Company/Colorized by Patty Allison)

An Aden civilian crouching in terror as British soldiers threaten him during Arabian demonstrations in Crater. (Photo by Express Newspapers/Getty Images). 1967

A child poses on the runway during a party hosted by Chasing Fireflies to introduce Gwen Stefani's Harajuku Lovers children's collection at Duff's Cakemix on September 24, 2015 in West Hollywood, California. (Photo by Frazer Harrison/Getty Images for Chasing Fireflies)

British Liberal politician Cyril Smith relaxes on the beach at Margate, prior to the morning session of the annual Party Conference. (Photo by Keystone/Getty Images). 1979

American actress Jayne Mansfield (1933 - 1967), a model before she became an actress, she won several beauty contests including the title of "Miss Magnesium Lamp".

Prince Philip, Duke of Edinburgh practicing his bicycle polo technique, Windsor Great Park, Berkshire, 1964. (Photo by Norman Potter/Daily Express/Hulton Archive/Getty Images)

A toddler held by her father swims underwater during a swimming class for babies at Lane Cove pool February 16, 2007 in Sydney, Australia. (Photo by Ian Waldie/Getty Images)