Transactions listed are from November 1 of previous year to April 1 of the following year.
The Worcester Ruby Legs signed John Clarkson as a free agent.
The St. Louis Brown Stockings signed Charlie Comiskey as a free agent.
The Cincinnati Red Stockings signed Bid McPhee as a free agent.
The Philadelphia Athletics signed Cub Stricker as a free agent.
George Wright sent from the Boston Red Caps to the Providence Grays in an unknown transaction.
The Worcester Ruby Legs released John Clarkson.
The Worcester Ruby Legs loaned Frank Mountain to the Philadelphia Athletics.
The Baltimore Orioles signed Tom Brown as a free agent. (Date given is approximate. Exact date is uncertain.)
Frank Mountain returned to the Worcester Ruby Legs by the Philadelphia Athletics as part of earlier loan. (Date given is approximate. Exact date is uncertain.)
The Providence Grays signed Arthur Irwin as a free agent.
The Detroit Wolverines purchased Joe Quest from the Chicago White Stockings.
Tom Brown sent from the Baltimore Orioles to the Columbus Buckeyes in an unknown transaction.
The New York Gothams signed Roger Connor as a free agent.
The New York Gothams signed Buck Ewing as a free agent.
The New York Metropolitans signed Tim Keefe as a free agent.
The St. Louis Browns purchased Hugh Nicol from the Chicago White Stockings for $50.
The New York Gothams signed John Ward as a free agent.
The New York Gothams signed Mickey Welch as a free agent.