Statistics for occurrence #1 of “Mattapony River” in chapter 36 of Admiral David D. Porter, The Naval History of the Civil War.:

...Commodore Jones (Lieutenant-Commander Mitchell), the army gun-boat Smith Briggs and the transport Winnissimmet. These vessels proceeded to Walkertown, about twenty miles above West Point, on the Mattapony River . Here the troops were landed and marched to Aylett's, where the object of the expedition was successfully accomplished: a large foundry, with all its machinery, grist mills, and a quantity of grain...
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Mattapony River (Virginia, United States) 102 4 2 0 0 user votes

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