Brown's most productive season came in 1930 for the poor-hitting Senators, when he posted career-best numbers with 16 wins, 15 complete games, and 258 innings pitched. In 1931, he won 15 games for Washington, collecting career-highs in earned run average (ERA) (3.20) and strikeouts (79), and again recorded 15 victories, in 1932.
Brown's most successful season occurred in 1930 for the struggling Senators, when he achieved career-highs with 16 wins, 15 complete games, and 258 innings pitched. In 1931, he won 15 games for Washington, setting new marks in earned run average (ERA) (3.20) and strikeouts (79), and again recorded 15 victories, in 1932.