Gilded Age cards feature hundreds of topics including people, events, concepts, and art. Each base card has a captivating photograph or illustration with a descriptive history on the back. Trading cards are a fun way to learn: you can start with any card and learn randomly or reorder them by date, topic, or subject. The 330-card base set includes Robber Barons, Railroads, Monopolies, Industrialization, Yellow Journalism, Immigration, the Titanic, the Gold Rush, and Manifest Destiny, with cards #221-330 being super short printed (SSP). Moving forward, every 20-pack hobby and every 20-box retail box will include a special 21st pack that will include extremely limited, colorful parallels and special inserts unique to to the hobby or retail versions.