1st

Boston OF Charley Jones is suspended by the Boston club for demanding his $378 in back pay and then refusing to play when it is not forthcoming. In reaction to Jones's actions, the club suspends, fines, and blacklists him without paying him anything.

2nd

The first night baseball is attempted in Nantasket Beach, MA, between teams from 2 Boston department stores, Jordan Marsh and R. H. White. The Boston Post reports the next day that "A clear, pure, bright light was produced, very strong and yet very pleasant to the sight" by the 12 carbon-arc electric lamps. The game ends in a 16-16 tie.

3rd

The Rochesters fail to appear for a game against the Nationals in Washington because of a dispute over game receipts. With the Albany club already disbanded, this means the end of the National Association after 4 seasons.

8th

The Polo Grounds in New York at 110th Street between 5th and 6th Avenues is leased by the new Metropolitan club being assembled by Jim Mutrie with the backing of John B. Day. The grounds, which have been used for polo matches, will be converted into the first commercial baseball park ever to be built on Manhattan Island.

13th

NL secretary Nick Young rules that the final score of the July 10th game in which Fred Dunlap hit the apparent HR in the bottom of the 9th inning should be 2-0, not 1­0, as some contend. Young rules that Dunlap's hit should be a HR and it would be a "gross injustice" to deprive him of one.

15th

Providence loses to Boston 5-4 as John O'Rourke of Boston keys the Reds' victory with 4 doubles, becoming the first ML player to hit 4 two-baggers in one game. The younger brother of Jim O'Rourke will lead the NL in RBI and slugging averages.

29th

The Polo Grounds is opened with a 4-2 Mets victory over the NA champion Nationals. The crowd of around 2,500 is the largest for a ball game in the New York area in several years.

30th

Chicago wins its final game to finish the season with a 67-17 record, establishing an NL record for winning percentage (.798), although winning percentage will not be used officially in the league until 1884. Providence is 2nd, 15 games behind.