The Evolution of the Baseball From the Dead-Ball Era Through Today, News, Scores, Highlights, Stats, and Rumors
Dead-ball era - Wikipedia
Deadball Era Baseball Game Footage (1900-1920)
Baseball is broken — but there may be a way to fix it
Back to the Dead Ball Era We Go! 1918 Cubs!
The first home runs of the Live Ball Era
My Review of: “Baseball Photography of the Deadball Era”
Grove City museum connects baseball fans with game's history
Golden age of baseball - Wikipedia
Why Today's Baseball Players Don't Have the Same Skills as Old-Timers, News, Scores, Highlights, Stats, and Rumors
Examining Perceptions of Baseball's Eras: A Statistical Comparison – The Sport Journal
Assessing the impact of MLB rules changes at halfway mark