| Friday, August 17th , 1888 | | Signed free agent CF Bill Michaelson to a 2-year contract worth a total of $436. | | Monday, July 30th , 1888 | | Signed free agent SP Jonathan Douglas to a 1-year contract worth a total of $358. | | Monday, February 20th , 1888 | | Signed free agent RP John Cavanaugh to a minor league contract with a major league option. | | Sunday, February 19th , 1888 | | Signed free agent RP John Kear to a minor league contract with a major league option. | | Signed free agent RP Nate Pierson to a minor league contract with a major league option. | | Saturday, February 18th , 1888 | | Signed free agent RP Dave Alderman to a minor league contract with a major league option. | | Thursday, February 16th , 1888 | | Signed free agent SP Bobby Wolff to a minor league contract with a major league option. | | Wednesday, February 15th , 1888 | | Signed free agent SP Charlie Coates to a minor league contract with a major league option. | | Tuesday, February 14th , 1888 | | Signed free agent RP Fred Jones to a minor league contract with a major league option. | | Saturday, February 11th , 1888 | | Signed free agent RP Bob William to a minor league contract with a major league option. | | Friday, February 3rd , 1888 | | Signed free agent RP Ike Sharlow to a minor league contract with a major league option. | | Thursday, February 2nd , 1888 | | Signed free agent RP Abe LeBlanc to a minor league contract with a major league option. | | Saturday, January 28th , 1888 | | Signed free agent RP Steve Gifford to a minor league contract with a major league option. | | Thursday, January 26th , 1888 | | Signed free agent LF George Butterfield to a minor league contract. | | Wednesday, January 18th , 1888 | | Signed free agent RP Pat Kilkenny to a minor league contract with a major league option. | | Signed free agent RP Bill Wiesinger to a minor league contract with a major league option. | | Tuesday, January 17th , 1888 | | Signed free agent RP Kevin Roof to a minor league contract with a major league option. | | Signed free agent 2B Gus Thomas to a minor league contract. | | Signed free agent C Al Cavanaugh to a minor league contract. | | Monday, January 16th , 1888 | | Signed free agent C Foster Graham to a minor league contract. | | Saturday, January 14th , 1888 | | Signed free agent C Carlton Ramsey to a minor league contract. | | Friday, January 13th , 1888 | | Signed free agent 3B Billy Brand to a minor league contract. | | Thursday, January 12th , 1888 | | Signed free agent RP Clint Prewitt to a minor league contract with a major league option. | | Signed free agent 2B G.W. Brown to a minor league contract. | | Tuesday, January 10th , 1888 | | Signed free agent RP Ike Whittaker to a minor league contract with a major league option. | | Signed free agent RP Ray Caddell to a minor league contract with a major league option. | | Signed free agent C Ralph Root to a minor league contract. | | Monday, January 9th , 1888 | | Signed free agent C Herbert Davis to a minor league contract. | | Sunday, January 8th , 1888 | | Signed free agent LF Anson Fenwick to a minor league contract. | | Saturday, January 7th , 1888 | | Signed free agent 2B Paul Blosser to a minor league contract. | | Signed free agent 1B Harry Walton to a minor league contract. | | Friday, January 6th , 1888 | | Signed free agent C Joe Collins to a minor league contract. | | Signed free agent 2B Alexander Deppen to a minor league contract. | | Thursday, January 5th , 1888 | | Signed free agent SS Jim Monk to a minor league contract. | | Signed free agent 1B Rick Kushner to a minor league contract. | | Signed free agent LF Brian Talbert to a minor league contract. | | Wednesday, January 4th , 1888 | | Signed free agent C Tom Horne to a minor league contract. | | Signed free agent 2B Bill Creasy to a minor league contract. | | Tuesday, January 3rd , 1888 | | Signed free agent CF Dick Judd to a minor league contract. | | Signed free agent SS William Marks to a minor league contract. | | Signed free agent 1B Ron Burr to a minor league contract. | | Monday, January 2nd , 1888 | | Signed free agent 1B Ivy June to a minor league contract. | | Signed free agent CF Ray Pollack to a minor league contract. | | Signed free agent LF Steve White to a minor league contract. | | Signed free agent 2B Ron Kaufman to a minor league contract. | | Sunday, January 1st , 1888 | | Signed Scouting Director Frank Walters to a 2-year, $33 per year contract. | |
