Statistics for occurrence #1 of “de la Salle” in entry united-states-of-america-louisiana of Harper's Encyclopedia of United States History:

... Rouge. It differs from the other States in that its jurisprudence is based on the Roman or civil law instead of the common law of England, and the counties are called parishes. Robert Cavalier de la Salle descends the Mississippi to its mouth, names the country Louisiana, and takes possession in the name of the King of France......April 9, 1682 Pierre Le Moyne d'iberville enters the Mississippi......
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
De la Salle 21 12 7 4 0 user votes
Chevalier De la Salle 1 0 1 0 0 user votes
Chevalier Robert De la Salle 1 1 1 1 0 user votes
Nicholas De la Salle 1 1 1 1 0 user votes
Robert Cavelier De la Salle 1 1 1 1 0 user votes
Sieur De la Salle 1 1 1 1 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.