Baseball
- Baseball Cards 1887-1914
- Baseball Portal
- Baseball and Jackie Robinson
- Spalding Base Ball Guides 1889-1939
Recreational Activities
- America at Work: America at Leisure 1894-1915
- American Variety Stage: Vaudeville and Popular Entertainment 1870-1920
- Emile Berliner and the Birth of the Recording Industry
- Hog Heaven: Celebrating 100 Years of the Harley Davidson
- Inventing Entertainment: the Early Motion Pictures and Sound recordings of the Edison Companies
- Traveling Culture: Circuit Chautauqua in the Twentieth Century