While most serious fans know that the Deadball Era was characterized by low scoring, aggressive baserunning, and strong pitching, few understand the extent to which ballparks determined the style of play. As it turns out, the general absence of standardization and the ever-changing dimensions, configurations, and ground rules had a profound effect on the game, as offensive production would rise and fall, sometimes dramatically, from year to year. Especially in the early years of the American League, home teams enjoyed an unprecedented advantage over visiting clubs. The 1901 Orioles are a case...