Statistics for occurrence #1 of “Boomer” in chapter 9 of Adam Badeau, Military history of Ulysses S. Grant from April 1861 to April 1865. Volume 1:

... McClernand's dispatches Grant's replies renewal of the assault Second failure Grant's position during the assault renewed dispatches from McClernand Reenforcements sent to McClernand death of Boomer results of the assault comparison with assaults in European wars. The ground on which the city of Vicksburg stands is supposed by some to have been originally a plateau, four or five miles long...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Boomer 42 8 16 2 0 user votes
George B. Boomer 32 0 6 0 0 user votes
E. Boomer 16 0 2 0 0 user votes
Ephraim Boomer 11 0 5 0 0 user votes
George Boardman Boomer 4 0 0 0 0 user votes
Geo Boomer 2 0 0 0 0 user votes
George Boomer 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.