[1] On June 2, 1879, Richmond was paid $10 ($327 in current dollar terms) to pitch for Worcester of the National Baseball Association in an exhibition game against the Chicago White Stockings.

[2] Worcester joined the National League in 1880, and Richmond signed with the team for $2,400 ($75,774 in current dollar terms) that season.

According to the Chicago Tribune, "The Clevelands were utterly helpless before Richmond's puzzling curves, retiring in every inning in one, two, three order, without a base hit.

Cleveland pitcher Jim McCormick allowed three hits, and the only run was scored on a double error by second baseman Fred Dunlap.

[2] Richmond graduated from Brown University four days after the perfect game, and he finished the year with a win–loss record of 32–32, a 2.15 earned run average, and 243 strikeouts in 590.2 innings pitched.

He also learned to throw a curveball in college, even though a Brown physics professor tried to convince him that nothing could make a ball curve in midair.