Statistics for occurrence #1 of “Plank” in chapter 6.42 of Southern Historical Society Papers, Volume 6.:

... and his party; and that the group of several persons gathered around a man lying upon the ground, apparently badly wounded, alleged to have been seen by General Revere when he rode out alone on the Plank road, did not consist of Captain Wilbourn and his companion Wynn, of the Signal Corps, who were the only persons with General Jackson when their attention was attracted to a man on horseback near the...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Plank (Pennsylvania, United States) 850 106 0 0 0 user votes
Plank (Kentucky, United States) 104 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.