Statistics for occurrence #1 of “Pennsylvania” in chapter 21, page 508 of Horace Greeley, The American Conflict: A History of the Great Rebellion in the United States of America, 1860-65: its Causes, Incidents, and Results: Intended to exhibit especially its moral and political phases with the drift and progress of American opinion respecting human slavery from 1776 to the close of the War for the Union. Volume II.:

...icans for reelection; while the Democrats opposed to him Judge Geo. W. Woodward who, it was certified, had declared in 1861--If the Union is to be divided, I want the line of separation run north of Pennsylvania --and who, not far from the day of election, united with
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Entity Corpus Doc Corpus Doc  
Pennsylvania (Pennsylvania, United States) 12,690 150 2 0 0 user votes

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