For centuries the only record humanity had of a boar's tusk helmet was a description in Homer's Iliad. Through the years scholars assumed that Homer had just made up some fantasy helmet that never existed. But then archaeologists began to find artistic representations of boar's tusk helmets and even the remains of the helmets themselves. They were real after all.
Historic Newspapers~ Newsbook dated 1693 -- An account of the Salem Witch Trials written by Increase Mather. On exhibit in the News Corporation News History Gallery at the Newseum. Newseum collection Photo credit: Newseum collection