Statistics for occurrence #1 of “Halleck” in part 1.2, chapter 1.4, page 53 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 2: Two Years of Grim War.:

... and after Jackson came up on September 1st, tried to force his way down the pike toward Fairfax Court House. But the Federals were too strong in number at that point. The next day (September 2d) Halleck sent word to Pope to bring his army back to Washington. Stuart then promptly took possession of Fairfax Court House, after a sharp skirmish with some of Sumner's departing troops.
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Henry Wager Halleck 533 55 15 3 0 user votes
H. W. Halleck 5,082 32 120 0 0 user votes
Halleck 1,974 0 538 0 0 user votes
Henry W. Halleck 1,400 0 40 0 0 user votes
Fitz-Greene Halleck 100 0 0 0 0 user votes
W. H. Halleck 94 0 4 0 0 user votes
Gen Halleck 34 0 0 0 0 user votes
Butler Halleck 27 0 1 0 0 user votes
M. G. Halleck 20 0 0 0 0 user votes
Joseph Halleck 9 0 3 0 0 user votes
Gens Halleck 8 0 0 0 0 user votes
A. J. Halleck 7 0 1 0 0 user votes
Benjamin Buel Halleck 6 0 0 0 0 user votes
Fitz-Green Halleck 4 0 0 0 0 user votes
Genenal Halleck 4 0 0 0 0 user votes
Isaac Halleck 4 0 0 0 0 user votes
W. Halleck 4 0 0 0 0 user votes
Charles Halleck 2 0 0 0 0 user votes
Ebenezer Halleck 2 0 0 0 0 user votes
George Halleck 2 0 0 0 0 user votes
Major-Gen Halleck 2 0 0 0 0 user votes
H. Wager Halleck 1 0 1 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.