- E-bookThe Cubs CurseLyn Christian
- E-bookThe Broken CurseLyn Christian
- E-bookThe Broken CurseLyn Christian
- E-bookNational League HistoryLyn Christian
- E-bookSuper ChampionsLyn Christian
- E-bookThe Birth, Passing and Final Resting Place of Chicago's North Side Baseball Players from 1-1-1876 to 1-1-2021Lyn Christian