Statistics for occurrence #1 of “McLaws” in chapter 11, page 165 of D. H. Hill, Jr., Confederate Military History, a library of Confederate States Military History: Volume 4, North Carolina:

...r action necessary. General Sedgwick's corps had crossed the Potomac, captured the heights intrusted to Early, and was moving in Lee's rear to help the sorely beset Hooker. General Lee sent first McLaws and then Anderson to
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
† McLaws 2,166 53 242 5 0 user votes
Lafayette McLaws 1,567 0 53 0 0 user votes
L. McLaws 396 0 6 0 0 user votes
Lafayatte McLaws 37 0 1 0 0 user votes
E. M. McLaws 26 0 0 0 0 user votes
Gen McLaws 19 0 1 0 0 user votes
C. McLaws 18 0 0 0 0 user votes
Gen Fayette McLaws 6 0 0 0 0 user votes
T. Mclaws 4 0 0 0 0 user votes
La Fayette McLaws 2 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.