Statistics for occurrence #1 of “Headquarters” in chapter 9 of Alfred Roman, The military operations of General Beauregard in the war between the states, 1861 to 1865:

...rom captivity, and had run the blockade to Charleston, whence he had left for Richmond, with a view to offer his services to the Confederate Government. The plan referred to was as follows: Headquarters , Department S. C., Ga., and Fla., Charleston, S. C., Dec. 8th, 1863. Hon. Pierre Soule Richmond, Va.: My dear Sir,—I compliance with your request, made on the eve of your departure for Rich...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Headquarters (Washington, United States) 1,024 466 0 0 0 user votes
Headquarters (New Jersey, United States) 132 124 0 0 0 user votes
Headquarters (Kentucky, United States) 84 0 0 0 0 user votes
Headquarters (Arizona, United States) 2 0 0 0 0 user votes
Headquarters (Idaho, 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.