| Friday, October 5th , 1888 | | 3B Glenn Wynn retired from professional baseball. | | Sunday, April 22nd , 1888 | | Signed free agent SP Gary Meacham to a 1-year contract worth a total of $334. | | Signed free agent SP Bill Dennhardt to a 1-year contract worth a total of $400. | | Monday, April 2nd , 1888 | | Signed free agent SP Daniel Leblanc to a 1-year contract worth a total of $416. | | Sunday, April 1st , 1888 | | Signed Scouting Director Justin Coleman to a 2-year, $27 per year contract. | | Monday, March 26th , 1888 | | Signed free agent RP George Jacobs to a 1-year contract worth a total of $308. | | Wednesday, March 21st , 1888 | | Signed free agent 3B Lew Davis to a 1-year contract worth a total of $328. | | Tuesday, March 20th , 1888 | | Signed free agent RP Jeff Akley to a 1-year contract worth a total of $306. | | Monday, March 19th , 1888 | | Signed free agent SP Ted Berry to a 1-year contract worth a total of $336. | | Sunday, March 18th , 1888 | | Signed free agent 2B Paul Wayman to a 1-year contract worth a total of $420. | | Signed free agent 1B Tom Kitts to a 1-year contract worth a total of $348. | | Signed free agent SP George Harmon to a 1-year contract worth a total of $406. | | Saturday, March 17th , 1888 | | Signed free agent RP Bill Jones to a 1-year contract worth a total of $284. | | Friday, March 16th , 1888 | | Signed free agent RP Steve Fox to a 1-year contract worth a total of $284. | | Saturday, March 10th , 1888 | | Signed free agent RP Ben Brownfield to a 1-year contract worth a total of $312. | |