Bathing suit models are shown listening to the radio on the beach, circa 1940's. (Photo by Bettmann Archive/Getty Images)

Pilots plan a flight manoeuvre with model aircraft at a military air base in Vasylkiv, Ukraine, August 3, 2016. (Photo by Gleb Garanich/Reuters)

A model attends a fashion show at the “German Fetish Ball” in Berlin, Germany on May 12, 2018. (Photo by Hannibal Hanschke/Reuters)

Model Abbey Clancy attends The BRIT Awards 2018 held at The O2 Arena on February 21, 2018 in London, England. (Photo by MagicMoments UK)

A model presents a creation by DB Berdan during the Mercedes-Benz Fashion Week in Istanbul, Turkey March 28, 2018. (Photo by Osman Orsal/Reuters)

Models wait backstage during the Ukrainian Fashion Week in Kiev, October 16, 2015. (Photo by Valentyn Ogirenko/Reuters)

A model poses backstage during the International Flamenco Fashion Show in Seville, Spain, on February 2, 2013. (Photo by Associated Press/Miguel Angel Morenatti)

Models pose backstage at the Celia Kritharioti Spring/Summer 2012 fashion show at One Mayfair on March 20, 2012 in London, England. (Photo by Ian Gavan/Getty Images For Celia Kritharioti)