April 27 – With pitcher George Bradley already out with pneumonia, the Detroit Wolverines lose their other hurler Bill Sweeney to a pulmonary hemorrhage. Neither pitcher will ever play a single game for the Wolverines.

April 27 – With pitcher George Bradley already out with pneumonia, the Detroit Wolverines lose their other hurler Bill Sweeney to a pulmonary hemorrhage. Neither pitcher will ever play a single game for the Wolverines.

April 11 – The Eastern Association is formed and includes the New York Metropolitans, The Washington Nationals and Brooklyn Atlantics, all teams that have regularly played competitively against National League teams.

April 11 – The Eastern Association is formed and includes the New York Metropolitans, The Washington Nationals and Brooklyn Atlantics, all teams that have regularly played competitively against National League teams.