The Knox County Public Library hosts the Calvin M. McClung Historical Collection including many online digital collections including:

• Thompson Photograph Collection
• Know Count Two Centuries Photograph Collection
• Woman Suffrage
• Selected Photographs
• Hugh Tyler Collection
• Great Smoky Mountain Photographs Collection
• George F. Barber Collection
• Selected Materials from the McClung Historical Collection
• C.A.Wayland Collection
• Roger H. Howell Collection