The Baltimore Orioles Pre 1981 Topps 18 Card Set features vintage baseball trading cards of notable players such as Lee May, Al Bumbry, and Tippy Martinez. These original cards, manufactured by Topps in the United States, are a part of the MLB World Series event and are in English language. The set is made of card stock with standard sizes, making it a valuable collectible for fans of the Baltimore Orioles and Major League Baseball.