The Records
Streaks, milestones, and the numbers with asterisk-shaped shadows.
Baseball's history, kept honestly
Baseball History Blog covers the game's past through its record book: what the numbers meant in their own era, and which comparisons across eras hold up.
From 1876 to the pitch clock
Recent
Latest articles
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Highest-Scoring Baseball Game in MLB History
Chicago won 26-23 on Aug. 25, 1922, as the teams combined for a record 49 runs in nine innings after the Cubs led 25-6.
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Salvador Perez’s Royals Home Run Record Explained
He tied George Brett at 317, passed him with No. 318 on July 25, and reached 322 by September 13, while separating career, season and playoff marks.
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Dodgers’ 90-Win Record: 13 Full Seasons Explained
The achievement is a run of season-level totals—not a 90-game winning streak—and postseason wins do not count.
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Slugging Percentage in Baseball: Formula and Worked Example
How SLG is calculated from singles, doubles, triples and home runs, why it can top 1.000, what it ignores, and Aaron Judge's 2024 line worked step by step.
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Baseball Statistics Acronyms Explained
Decode batting, pitching, fielding, advanced and Statcast abbreviations, with formulas, context clues and ambiguous terms such as 1B, H and GS.
Coverage
What we help with
The Eras
Dead ball, integration, expansion, steroids — how each rewrote the book.
The Stories
What the statistics were quietly recording while history happened.