Statistics for occurrence #1 of “Doubleday” in entry gettysburg-battle-of of Harper's Encyclopedia of United States History:

...pe, throwing themselves recklessly upon supposed weak points. In this contest Meade led troops in person. Finally Hancock, just at sunset, directed a general charge, chiefly by fresh troops under Doubleday , who had hastened to his assistance from the rear of Cemetery Hill. These, with Humphreys's shattered regiments, drove the Confederates back and recaptured four guns. The battle ended on the left...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Abner Doubleday 744 44 40 0 0 user votes
Doubleday 491 0 91 0 0 user votes
A. Doubleday 101 0 1 0 0 user votes
Gen Doubleday 10 0 0 0 0 user votes
U. Doubleday 8 0 0 0 0 user votes
Arthur Doubleday 5 0 1 0 0 user votes
W. F. Doubleday 3 0 1 0 0 user votes
Abna Doubleday 2 0 0 0 0 user votes
Ulysses Doubleday 2 0 2 0 0 user votes
— Doubleday 2 0 0 0 0 user votes
Charles Doubleday 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.