Transactions listed are from November 1 of previous year to April 1 of the following year.
The Pittsburgh Pirates traded Kiki Cuyler to the Chicago Cubs for Sparky Adams and Pete Scott.
The Boston Braves released Jack Fournier.
The Cleveland Indians selected Grover Hartley off waivers from the Boston Red Sox.
The Philadelphia Phillies purchased Bob McGraw from the St. Louis Cardinals.
The St. Louis Browns purchased Chick Galloway from the Philadelphia Athletics.
The St. Louis Browns traded Chick Galloway, Harry Rice and Elam Vangilder to the Detroit Tigers for Lu Blue and Heinie Manush.
The Boston Braves released Dick Rudolph.
Wichita Falls (Texas) traded Fred Fussell to the Pittsburgh Pirates for Mike Cvengros and Ike Danning.
The Chicago Cubs purchased Johnny Butler from the Brooklyn Robins.
The St. Louis Browns traded Bing Miller to the Philadelphia Athletics for Dolly Gray.
The St. Louis Cardinals traded Jimmy Ring and Johnny Schulte to the Philadelphia Phillies for Jimmy Cooney, Bubber Jonnard and Johnny Mokan.
The St. Louis Cardinals purchased Frank Gibson from the Boston Braves.
The Washington Senators purchased George Sisler from the St. Louis Browns for $25,000.
The Boston Red Sox purchased Ken Williams from the St. Louis Browns for $10,000.
Heinie Mueller sent from the New York Giants to Toledo (American Association) in an unknown transaction.
The New York Yankees signed Stan Coveleski as a free agent.
The New York Yankees purchased Bill Dickey from Jackson (Cotton States) for $12,000.
The New York Yankees traded Lyn Lary and $100,000 to Oakland (PCL) for Jimmie Reese.
The New York Giants traded Rogers Hornsby to the Boston Braves for Shanty Hogan and Jimmy Welsh.
The Detroit Tigers traded Rip Collins to Toronto (International) for Vic Sorrell.
The Washington Senators released Tris Speaker.
The Boston Braves selected Jimmy Cooney off waivers from the St. Louis Cardinals.
The Philadelphia Athletics signed Tris Speaker as a free agent.
The Pittsburgh Pirates traded Vic Aldridge to the New York Giants for Burleigh Grimes.
The Boston Braves selected Zack Taylor off waivers from the New York Giants.
The Cleveland Indians selected Aaron Ward off waivers from the Chicago White Sox.
The Brooklyn Robins selected Rube Bressler off waivers from the Cincinnati Reds.
The Boston Braves traded Andy High and $25,000 to the St. Louis Cardinals for Les Bell.
Beaumont (Texas) purchased Carl Hubbell from the Detroit Tigers.
Kansas City (American Association) purchased Joe Cronin from the Pittsburgh Pirates.
The St. Louis Browns traded Wally Gerber to the Boston Red Sox for Hal Wiltse.
The St. Louis Cardinals traded Bob O'Farrell to the New York Giants for George Harper.
The St. Louis Browns purchased Frank Wilson from the Cleveland Indians.
The St. Louis Cardinals traded Spud Davis and Homer Peel to the Philadelphia Phillies for Jimmie Wilson.
The Boston Braves purchased George Sisler from the Washington Senators for $7,500.
The Philadelphia Phillies traded Russ Wrightstone to the New York Giants for Art Jahn.
The Pittsburgh Pirates traded Johnny Gooch and Joe Harris to the Brooklyn Robins for Charlie Hargreaves.
The New York Giants traded Virgil Barnes, Ben Cantwell, Bill Clarkson and Al Spohrer to the Boston Braves for Joe Genewich.
Buffalo (International) traded Bonnie Hollingsworth to the Boston Braves for Jimmy Cooney, Luke Urban and Johnny Werts.
Dallas (Texas) purchased Charlie Robertson from the Boston Braves.
The Boston Braves purchased Howard Freigau from the Brooklyn Robins.
The Washington Senators purchased Joe Cronin from Kansas City (American Association) for $7,500.
The New York Giants purchased Carl Hubbell from Beaumont (Texas) for $25,000.
The New York Giants signed Garland Buckeye as a free agent.
The Cleveland Indians selected Johnny Miljus off waivers from the Pittsburgh Pirates.
The St. Louis Cardinals purchased Earl Smith from the Pittsburgh Pirates.
The New York Giants released Ray Foley.
The Chicago White Sox purchased Bob Weiland from Moline (Mississippi Valley).
Fort Wayne (Central) traded Chuck Klein to the Philadelphia Phillies for Harvey MacDonald.
The Chicago White Sox purchased Johnny Watwood from Shreveport (Texas). (Date given is approximate. Exact date is uncertain.)
The Boston Braves purchased Heinie Mueller from Toledo (American Association).
The Boston Braves purchased Emilio Palmero from Toledo (American Association).
The Chicago White Sox purchased Dutch Hoffman from Sacramento (PCL).
The Washington Senators purchased Jim Weaver from Chattanooga (Southern Association).
The New York Yankees selected Tom Zachary off waivers from the Washington Senators.
The New York Yankees purchased Art Jorgens from Oklahoma City (Western).
The Boston Braves purchased Bernie James from Omaha (Western).
The New York Yankees purchased Ed Wells from Birmingham (Southern Association).
The Detroit Tigers purchased Heinie Schuble from Houston (Texas) for $50,000.
The Boston Red Sox purchased Ed Durham from Mobile (Southern Association). (Date given is approximate. Exact date is uncertain.)
The Detroit Tigers purchased Ray Hayworth from Shreveport (Texas). (Date given is approximate. Exact date is uncertain.)
The St. Louis Browns purchased Tom Jenkins from Wichita Falls (Texas).
The Washington Senators purchased Ad Liska from Minneapolis (American Association).
The Cleveland Indians purchased Jim Moore from Little Rock (Southern Association). (Date given is approximate. Exact date is uncertain.)
The Cleveland Indians purchased Art Reinholz from Winston-Salem (Piedmont). (Date given is approximate. Exact date is uncertain.)
The New York Yankees purchased Gordon Rhodes from Hollywood (PCL). (Date given is approximate. Exact date is uncertain.)
The Washington Senators purchased Paul McCullough from Toledo (American Association).
The Washington Senators purchased Al Bool from Nashville (Southern Association).
The Cleveland Indians purchased Clint Brown from Harrisburg (New York Pennsylvania) for $5,000.
The New York Yankees purchased George Burns from the Cleveland Indians.
The St. Louis Browns purchased Rip Collins from Toronto (International).
The Brooklyn Robins drafted Win Ballou from Milwaukee (American Association) in the 1928 rule 5 draft.
The Boston Red Sox drafted Bob Barrett from Buffalo (International) in the 1928 rule 5 draft.
The Washington Senators drafted Archie Campbell from St Paul (American Association) in the 1928 rule 5 draft.
The Philadelphia Phillies drafted Phil Collins from New Orleans (Southern Association) in the 1928 rule 5 draft.
The Chicago Cubs drafted Mike Cvengros from Wichita Falls (Texas) in the 1928 rule 5 draft.
The Cincinnati Reds drafted Leo Dixon from Baltimore (International) in the 1928 rule 5 draft.
The Washington Senators drafted Charlie Gooch from Little Rock (Southern Association) in the 1928 rule 5 draft.
The Cincinnati Reds drafted Marv Gudat from Houston (Texas) in the 1928 rule 5 draft.
The New York Giants drafted Tony Kaufmann from Rochester (International) in the 1928 rule 5 draft.
The Chicago White Sox drafted John Kerr from Hollywood (PCL) in the 1928 rule 5 draft.
The Boston Braves drafted Dixie Leverett from Indianapolis (American Association) in the 1928 rule 5 draft.
The Philadelphia Athletics drafted Hal Rhyne from San Francisco (PCL) in the 1928 rule 5 draft.
The Philadelphia Phillies drafted Luther Roy from Birmingham (Southern Association) in the 1928 rule 5 draft.
The Cincinnati Reds drafted Wally Shaner from Chattanooga (Southern Association) in the 1928 rule 5 draft.
The Pittsburgh Pirates drafted Earl Sheely from Sacramento (PCL) in the 1928 rule 5 draft.
The Detroit Tigers drafted Frank Sigafoos from Portland (PCL) in the 1928 rule 5 draft.
The Boston Red Sox drafted Jerry Standaert from Memphis (Southern Association) in the 1928 rule 5 draft.
The Detroit Tigers traded Al Wingo and cash to San Francisco (PCL) for Roy Johnson.
The New York Giants traded Lefty O'Doul and cash to the Philadelphia Phillies for Freddy Leach.
The Cleveland Indians traded $30000 and 2 players to Baltimore (International) for Dick Porter.
The Chicago Cubs traded Bruce Cunningham, Percy Jones, Lou Legett, Freddie Maguire, Socks Seibold and $200,000 to the Boston Braves for Rogers Hornsby.
Rick Ferrell of the Detroit Tigers granted free agency.
The St. Louis Browns signed Rick Ferrell as a free agent.
The New York Giants signed Ray Schalk as a free agent.
The Boston Red Sox purchased Bill Bayne from the Cleveland Indians.
Toledo (American Association) purchased Howard Freigau from the Boston Braves.
Milwaukee (American Association) purchased Virgil Barnes from the Boston Braves.
The Boston Braves purchased George Harper from the St. Louis Cardinals.
Toledo (American Association) purchased Johnny Neun from the Detroit Tigers.
The Detroit Tigers traded Ken Holloway and Jackie Tavener to the Cleveland Indians for George Uhle.
The Pittsburgh Pirates traded Glenn Wright to the Brooklyn Robins for Jesse Petty and Harry Riconda.
The Philadelphia Phillies traded Heinie Sand and $10,000 to the St. Louis Cardinals for Tommy Thevenow.
The Boston Braves purchased Pat Collins from the New York Yankees.
The Washington Senators traded Elliot Bigelow, Milt Gaston, Grant Gillis, Hod Lisenbee and Bobby Reeves to the Boston Red Sox for Buddy Myer.
The Washington Senators traded Bucky Harris to the Detroit Tigers for Jack Warner.
The Boston Braves selected Joe Dugan off waivers from the New York Yankees.
The Cleveland Indians purchased Earl Averill from San Francisco (PCL).
The Boston Braves signed Bucky Walters as an amateur free agent.
The Philadelphia Phillies released Jimmy Ring.
Columbus (American Association) purchased Johnny Schulte from the Philadelphia Phillies.
The Philadelphia Athletics purchased Homer Summa from the Cleveland Indians.
Montreal (International) purchased Doc Gautreau from the Boston Braves.
Toledo (American Association) purchased Eddie Moore from the Boston Braves.
The Cleveland Indians traded Chick Autry to the Chicago White Sox for Bibb Falk.