The 1972-73 Topps Bobby Orr #100 card is a sought-after collectible in the sports trading card market, particularly for fans of ice hockey and the Boston Bruins. Manufactured by Topps, this card features the legendary player Bobby Orr from the National Hockey League (NHL) season of 1972-73. Part of the base set, this ungraded card is a valuable piece of sports memorabilia for collectors looking to add a piece of hockey history to their collection.