Statistics for occurrence #1 of “Helena, Ark.” in chapter 22, regiment reg269 of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

...arch to Reeve's Station March 23-27. Moved to Pocohontas, Ark., April 5-11, thence to Jacksonport May 3, and to Batesville March 24. March to Augusta June 20-July 4, thence to Clarksville and Helena, Ark. , July 5-14. Action at Hill's Plantation, Cache River, July 7. Duty at Helena, Ark., to October 3. Moved to Pilot Knob, Mo., October 3. Operations in Southeast Missouri till December. ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Helena, Ark. (Arkansas, United States) 500 163 316 163 0 user votes

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