Statistics for occurrence #1 of “Parkersburg” in chapter 43, regiment WV4Cav of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

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Organized at Parkersburg and Wheeling, W. Va., July and August, 1863, for one year. Attached to Wilkinson's Brigade, Army of West Virginia, to December, 1863. 3rd Brigade, 2nd Division, West Virginia, to April, 1864....
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Parkersburg (West Virginia, United States) 416 67 38 29 0 user votes
Parkersburg (Iowa, United States) 4 0 0 0 0 user votes
Parkersburg (Georgia, United States) 0 0 0 0 0 user votes
Parkersburg (Illinois, United States) 0 0 0 0 0 user votes
Parkersburg (Mississippi, United States) 0 0 0 0 0 user votes
Parkersburg (Missouri, United States) 0 0 0 0 0 user votes
Parkersburg (North Carolina, United States) 0 0 0 0 0 user votes
Parkersburg (Oklahoma, United States) 0 0 0 0 0 user votes
Parkersburg (Oregon, United States) 0 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.