Statistics for occurrence #1 of “Iroquois” in chapter 2 of Daniel Ammen, Confederate Military History, a library of Confederate States Military History: Volume 7.2, The Atlantic Coast:

...he United States. To the vessels in the Mediterranean the mails were more accessible; the last of the three steam vessels there reached home July 3, 1861. The Richmond, 16, Susquehanna, 15, and Iroquois , 6 guns, were then available. The sailing frigate Congress, 50 guns, and the steamer Seminole came from the coast of Brazil, the last-named arriving home August 12th. From the East Indies, on Dec...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Iroquois (New York, United States) 77 0 1 0 0 user votes
Iroquois (United States) 6 0 0 0 0 user votes
Iroquois (Canada) 0 0 0 0 0 user votes
Iroquois (Illinois, United States) 0 0 0 0 0 user votes
Iroquois (South Dakota, 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.