Glamour described Twiggy , Cheryl Tiegs , Wilhelmina , Veruschka , Jean Shrimpton and fifteen other top models as "supermodels".The July 8, 1970 issue of The Gazette described Penelope Tree as a supermodel.The April 23, 1971 issue of The Hour headlined one of their articles "Supermodels Reveal Their Beauty Secrets", including an