The 1904 Enid Evangelists began play as members of the reformed Class D level Southwestern League.
[1][2][3] In 1908, minor league baseball returned as the Enid Railroaders became members of the Class C level Western Association.
Enid was managed in 1908 by Walter Frantz, William Kimmell, George Hulbert and Red Wright.
Enid finished with a record of 82–41 to capture first place in the standings, playing under manager Ted Price.
With no playoffs, Enid finished 7.5 games ahead of the second place Muskogee Navigators in the final Western Association standings to capture the championship.
[8][9][3] In 1920, Enid rejoined the eight–team Western Association, which was reformed after folding in 1917, and won a disputed league championship.
On August 21, 1921, Enid pitcher Albert Miller pitched a no-hitter against the Henryetta Hens in a 5–1 victory.
Enid finished 13.0 games ahead of the second place Joplin Miners (93–42) in the regular season standings.
[14][15] Enid was defeated in the 1922 league championship playoff by Joplin, but remain historically noted because of their overall 1922 season under manager Tom Downey.
First, the Enid Harvesters continued play, moving from the Western Association to become members of the 1924 Class D level Southwestern League.
Enid/Shawnee finished the 1925 Southwestern League 52–76 and in sixth place under managers Ben Dimond and George Dye.
The Boosters had a record of 70–49, placing second in the Southwestern League under manager George Dye, while playing at Association Park.
The Enid Buffalos finished the regular season with a 45–79 record, placing seventh in the Western Association final standings.