Cover art
Randle, Kevin, and Robert Cornett. Remember the Little Bighorn!. Charter 1990.

Randle, Kevin, and Robert Cornett. Remember the Alamo!
Divergence: 1835 CE
Published: Charter 1986 (0441713254) and GK Hall 1998 (078388351X).

Randle, Kevin, and Robert Cornett. Remember Gettysburg!
Divergence: 1863 CE
Summary: A team travels back in time to prevent a Confederate victory and the consequent Nazi victory in World War II.
Published: Charter 1988 (155773089X).

Randle, Kevin, and Robert Cornett. Remember the Little Bighorn!
Divergence: 1876 CE
Summary: A remnant of the team goes back to prevent George Armstrong Custer from being elected president in 1880.
Published: Charter 1990 (1557733309).