Brett Hull: The first of many prototype hockey cards in the 1990s
When the hockey card market expanded from two to five companies in 1990, promotional and prototype cards became all the rage. Such cards were given to card shops and collectors to show them what the new cards would look like, and to entice them to purchase the forthcoming sets. But these promo cards took on a life of their own, and were heavily sought by investors and collectors alike. Continue reading “1990-91 Pro Set prototype card”