Statistics for occurrence #1 of “Pennsylvania” in chapter 4.58 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War. Volume 3.:

...ons of his center and left to support Longstreet's assault. These dispositions made by General Lee were disclosed by reconnoissances made by General Birney, one of the greatest soldiers produced by Pennsylvania . Birney commanded my left division. To his vigilance and unerring military intuition General Meade owed the timely warnings, again and again repeated by myself and General Tremain, my senior aide...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Pennsylvania (Pennsylvania, United States) 12,690 66 2 0 0 user votes

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