Statistics for occurrence #1 of “Plank” in chapter 1.7, section c.1.7.25, page 103 of Southern Historical Society Papers, Volume 37.:

...itten by General Reynolds, on the 30th, to Butterfield, chief of staff, he says: If we are to fight a defensive battle in this vicinity, the proper position is just north of Emmittsburg, covering the Plank road to Taneytown. He (the enemy), will undoubtedly endeavor to turn our left by way of Fairfield, and the mountain road leading down into the Frederick and Emmittsburg pike near Mt. St. Mary's Col...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Plank (Pennsylvania, United States) 850 2 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.