Statistics for occurrence #1 of “Longstreet” in chapter 21, page 220 of John Dimitry , A. M., Confederate Military History, a library of Confederate States Military History: Volume 10.1, Louisiana:

...ith A. R. Wright; the Third battalion with J. R. Anderson; and the Fourteenth regiment, First battalion (Coppens') and Maurin's battery, in Pryor's brigade. The Washington artillery was attached to Longstreet 's division, and the Madison (Moody's) battery to D. R. Jones' division. Pryor, marching to the front via Mechanicsville, with Longstreet, was posted at Beaver Dam, where he was in battle on the 2...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
† James Longstreet 9,638 89 136 1 0 user votes
Longstreet 7,416 0 830 0 0 user votes
J. Longstreet 1,653 0 7 0 0 user votes
Jackson Longstreet 364 0 0 0 0 user votes
A. B. Longstreet 202 0 6 0 0 user votes
Gen Longstreet 131 0 13 0 0 user votes
Generals Longstreet 114 0 0 0 0 user votes
Saturday Longstreet 28 0 0 0 0 user votes
William Longstreet 22 0 0 0 0 user votes
P. M. Longstreet 18 0 0 0 0 user votes
Augustus Baldwin Longstreet 14 0 0 0 0 user votes
B. Longstreet 14 0 0 0 0 user votes
C. H. Longstreet 14 0 2 0 0 user votes
Friday Longstreet 14 0 0 0 0 user votes
Medical-Purveyor Longstreet 6 0 0 0 0 user votes
Jonathan Longstreet 4 0 0 0 0 user votes
John Longstreet 3 0 1 0 0 user votes
Alexander Longstreet 2 0 2 0 0 user votes
Chattanooga Longstreet 2 0 0 0 0 user votes
E. F. B. Longstreet 2 0 0 0 0 user votes
Gen James Longstreet 2 0 0 0 0 user votes
Richard Longstreet 2 0 0 0 0 user votes
Samuel Longstreet 2 0 0 0 0 user votes
W. D. Longstreet 2 0 0 0 0 user votes
Wednesday Longstreet 2 0 0 0 0 user votes
Clifford Longstreet 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.