Statistics for occurrence #1 of “Miss.” in year 1861, month September, day 10 of Rebellion Record: a Diary of American Events, Diary from December 17, 1860 - April 30, 1864:

...ortunity to drill, as yet. They were without arms, but will receive them at the camp.--Boston Advertiser, September 11. The gunboats Conestoga and Lexington left Cairo and reconnoitred down the Miss. ssippi River to-day. They encountered a battery of sixteen guns at Lucas Bend, on the Missouri shore, and two rebel gunboats. They silenced the rebel batteries and disabled the rebel gun-boat Yank...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  

† 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.