Statistics for occurrence #1 of “Port Royal” in chapter 37 of Admiral David D. Porter, The Naval History of the Civil War.:

...ttempts to destroy New Ironsides. praise of Dahlgren and officers. the monitors and New Ironsides contrasted. Boynton's criticisms, etc. Rear-Admiral Dahlgren succeeded Rear-Admiral DuPont, at Port Royal , on July 4th, 1863, the latter having been relieved at his own request, owing to a difference of opinion between himself and the Secretary of the Navy in regard to the operations before Charleston an...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Port Royal (South Carolina, United States) 2,928 130 170 6 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.