Statistics for occurrence #1 of “De Long” in entry de-long-george-washington of Harper's Encyclopedia of United States History:

...g to the debility of the men. The party had separated into three branches, one commanded by De Long, the second by Lieutenant Chipp, and the third by chief engineer George W. Melville (q. v.). All of De Long 's party, excepting two, perished; Chipp's boat was lost in a gale, with eight men; but Melville, with nine others, succeeded in reaching a small village on the Lena. The two survivors of the De Lon...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
De Long 18 11 18 11 0 user votes
George W. De Long 6 2 0 0 0 user votes
Duchesse De Longueville 2 0 0 0 0 user votes
J. De Longville 2 0 0 0 0 user votes
G. W. De Long 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.