Statistics for occurrence #1 of “Mississippi river” in article 1 of The Daily Dispatch: January 24, 1863., [Electronic resource]:

...n the limits of the said Confederate States, and not to exceed one thousand tone, upon the following terms and rates of payment: 1st. For nitre delivered at any Confederate port east of the Mississippi river seventy-five (75) cents per pound of ninety per cent. purity, if delivered on or before March the 1st, 1863. 2d. For nitre delivered as above, but after March the 1st, 1863, sixty cents per poun...
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