Pennant Clinchers – Society for American Baseball Research

October 20, 1874: Boston Red Stockings clinch third National Association title

September 10-13, 1883: Grasshopper Jim Whitney snatches the pennant

Courtesy of John Thorn

September 28, 1883: Athletics secure American Association pennant

October 6, 1890: The first worst-to-first team

Charlie Ganzel (SPALDING COLLECTION)

October 1, 1891: Beaneaters clinch National League pennant amid controversy

TuckerTommy

September 20, 1893: Beaneaters clinch NL pennant, earn ‘proud emblem to wave here next year’

Hugh Duffy (National Baseball Hall of Fame Library)

October 11, 1898: Relieved Beaneaters gain National League title again

October 10, 1904: Jack Chesbro uncorks a wild one

Wild Bill Donovan (TRADING CARD DB)

October 6, 1908: Bill Donovan blanks White Sox on two hits, sending Detroit Tigers to the World Series

September 26, 1911: Frank Baker’s homers help Athletics clinch second straight pennant

September 23, 1913: A’s clinch AL pennant, then put on offensive clinic

September 7, 1914: Urban Shocker seals Ottawa Senators’ third straight Canadian League title

Cy Falkenberg (TRADING CARD DB)

October 7, 1914: Indianapolis Hoosiers clinch second straight Federal League pennant

October 3, 1915: Chicago Whales clinch final Federal League title

October 3, 1916: Brooklyn clinches NL pennant as John McGraw throws himself out of the game

August 24, 1918: Cubs clinch fifth National League pennant in 13 years with doubleheader sweep

Shoeless Joe Jackson (BLACKBETSY.COM)

September 24, 1919: White Sox clinch AL pennant on Shoeless Joe Jackson walk-off single

October 2, 1920: Jim Bagby wins his 31st game as Cleveland clinches its first pennant

September 29, 1924: First in war, first in peace, now first in the American League

October 10, 1926: Pete Alexander saves the day

Eddie Rommel (TRADING CARD DB)

September 15, 1931: Philadelphia A’s clinch American League pennant without fanfare

Goose Goslin (TRADING CARD DB)

September 21, 1933: A pennant for Ladies’ Day: Washington Senators clinch first place in American League

September 30, 1934: Dizzy Dean wins 30th game as Cardinals clinch NL pennant

September 28, 1939: A trifecta for McKechnie, a pennant for Cincinnati