Statistics for occurrence #1 of “Martinsburg” in entry united-states-of-america-west-virginia-state-of of Harper's Encyclopedia of United States History:

...d by the people......Aug. 22, 1872 Legislature meets at Wheeling as temporary seat of government by act of Feb. 20, 1875......Nov. 10, 1875 Strike on the Baltimore and Ohio Railroad begun at Martinsburg ......July 16, 1877 At election held by act of Feb. 21, 1877, to locate the State capital after May 1, 1885, Charleston has 41,288 votes, Clarksburg, 30,812; Martinsburg, 8,049......Aug. 7, 1877 ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Martinsburg (West Virginia, United States) 3,548 25 134 3 0 user votes
Martinsburg (Maryland, United States) 21 0 3 0 0 user votes
Martinsburg (New York, United States) 6 2 2 2 0 user votes
Martinsburg (Illinois, United States) 4 0 0 0 0 user votes
Martinsburg (Missouri, United States) 4 0 0 0 0 user votes
Martinsburg (Missouri, United States) 2 0 2 0 0 user votes
Martinsburg (Pennsylvania, United States) 1 0 1 0 0 user votes
Martinsburg (Indiana, United States) 0 0 0 0 0 user votes
Martinsburg (Iowa, United States) 0 0 0 0 0 user votes
Martinsburg (Kentucky, United States) 0 0 0 0 0 user votes
Martinsburg (Kentucky, United States) 0 0 0 0 0 user votes
Martinsburg (Nebraska, United States) 0 0 0 0 0 user votes
Martinsburg (Ohio, United States) 0 0 0 0 0 user votes
Martinsburg (Ohio, United States) 0 0 0 0 0 user votes
Martinsburg (Ohio, United States) 0 0 0 0 0 user votes
Martinsburg (Pennsylvania, 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.