Statistics for occurrence #1 of “Portsmouth” in chapter 3 of Admiral David D. Porter, The Naval History of the Civil War.:

... Richmond Steam Sloop 16 July 3. Susquehanna Steam Sloop 15 June 6. Iroquois Steam Sloop 6 June 15. Name. Class. No. of Guns. Date of Arrival. Constellation Sloop 22 Sept. 28. Portsmouth Sloop 22 Sept. 23. Mohican Steam Sloop 6 Sept. 27. Mystic Steamer 5 Oct. 7. Sumter Steamer 5 Sept. 15. San Jacinto Steam Sloop 13 Nov. 15. Relief Storeship. 2 Oct. 12. Name. C...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Portsmouth (New Hampshire, United States) 470 0 134 0 0 user votes
Portsmouth (United Kingdom) 107 0 13 0 0 user votes
Portsmouth (Dominica) 0 0 0 0 0 user votes
Portsmouth (Iowa, United States) 0 0 0 0 0 user votes
Portsmouth (Kentucky, United States) 0 0 0 0 0 user votes
Portsmouth (Virginia, 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.