“1913 The First T-Shirt Models: White cotton, crewneck T-shirts became regulation underwear for the U.S. Navy. Two decades later, at the University of Southern California, football players don similar shirts to prevent chafing from heavy shoulder pads. The tees became so fashionable that students start pilfering them for casual wear. In response, the school began stenciling “Property of USC” on its T-shirts as a crime-prevention tactic, not a statement of pride.” MORE ➲