55 years ago (1954), the Reds split a doubleheader at Wrigley Field in Chicago--losing the opener 7-5, and winning the nightcap (daycap) 6-5 in eight innings.
First Game
Cincinnati
Bobby Adams 3b
Roy McMillan ss
Gus Bell cf
Ted Kluszewski 1b
Jim Greengrass lf
Johnny Temple 2b
Wally Post rf
Andy Seminick c
Herm Wehmeier p
Chicago Cubs
Frank Baumholtz cf
Dee Fondy 1b
Ralph Kiner lf
Hank Sauer rf
Randy Jackson 3b
Ernie Banks ss
Gene Baker 2b
Joe Garagiola c
Hal Jeffcoat p
WP: Hal Jeffcoat (2-0)
LP: Herm Wehmeier (0-3)
Sv: Warren Hacker (2)
HR: CIN - Ted Kluszewski (13). CHI - Frank Baumholtz (2).
Second Game
Cincinnati
Chuck Harmon 3b
Roy McMillan ss
Gus Bell cf
Ted Kluszewski 1b
Jim Greengrass lf
Johnny Temple 2b
Wally Post rf
Ed Bailey c
Corky Valentine p
Chicago Cubs
Frank Baumholtz cf
Dee Fondy 1b
Ralph Kiner lf
Hank Sauer rf
Randy Jackson 3b
Ernie Banks ss
Eddie Miksis 2b
Joe Garagiola c
Johnny Klippstein p
WP: Corky Valentine (4-5)
LP: Warren Hacker (2-3)
Sv: Frank Smith (8)
HR: CIN - Ed Bailey (3). CHI - Randy Jackson (8).
Retrosheet.org gives no reason why Game 2 was called after eight innings.