Statistics for occurrence #1 of “McClernand” in chapter 12.47 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War: The Opening Battles. Volume 1.:

...agmentary condition, but was rallied in the immediate rear of a line which Hurlbut formed along the edge of a field on favorable ground on the Hamburg road, southward of the position last taken up by McClernand . Meanwhile (9:30 A. M.) I had advanced my headquarters to a point about a quarter of a mile in advance of the Shiloh Meeting House, whence I dispatched my staff in all directions to gather reports ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
John A. McClernand 2,049 278 51 4 0 user votes
McClernand 941 0 155 0 0 user votes
J. A. McClernand 348 0 6 0 0 user votes
Jonathan A. McClernand 108 0 0 0 0 user votes
John Alexander McClernand 40 0 6 0 0 user votes
Generals McClernand 20 0 0 0 0 user votes
Geas McClernand 6 0 0 0 0 user votes
Gen McClernand 4 0 0 0 0 user votes
John McClernand 2 0 2 0 0 user votes
Gen John A. McClernand 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.