Statistics for occurrence #1 of “Rhode Island” in chapter 7, page 455 of Thomas Wentworth Higginson, Massachusetts in the Army and Navy during the war of 1861-1865, vol. 2:

...nant, Dec. 24, 1853. Regimental Adjutant, Nov. 4, 1854, to May 25, 1857. Resigned, July 13, 1860. Colonel, 16th Mass. Infantry, July 13, 1861. See Massachusetts Field Officers. Born in Rhode Island . Appointed from Massachusetts. Captain, Commissary of Subsistence, U. S. Volunteers, Feb. 27, 1863. Resigned, Dec. 31, 1863.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Rhode Island (Rhode Island, United States) 3,308 72 0 0 0 user votes
Rhode Island (California, United States) 2 0 0 0 0 user votes
Rhode Island (New York, United States) 0 0 0 0 0 user votes
Rhode Island (Texas, 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.