Statistics for occurrence #1 of “Port Royal” in article 2 of The Daily Dispatch: April 18, 1862., [Electronic resource]:

... efficiency of gunboats against heavier vessels has been disproved. The Confederates appear to have built upon this theory at first, but their "mosquitoes motiles" have never succeeded.--Neither at Port Royal nor Roanoke did their swarm of gunboats produce the least effect against the large ships of the Federal. Vessels, of this class operating upon rivers in conjunction with land forces have proved of ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Port Royal (South Carolina, United States) 2,928 2 170 0 0 user votes
Port Royal (Jamaica) 4 0 4 0 0 user votes
Port Royal (Georgia, United States) 2 0 0 0 0 user votes
Port Royal (Alabama, United States) 0 0 0 0 0 user votes
Port Royal (Florida, United States) 0 0 0 0 0 user votes
Port Royal (Kentucky, United States) 0 0 0 0 0 user votes
Port Royal (Pennsylvania, United States) 0 0 0 0 0 user votes
Port Royal (Pennsylvania, United States) 0 0 0 0 0 user votes
Port Royal (Tennessee, United States) 0 0 0 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.