Statistics for occurrence #1 of “Port Hudson” in chapter 12 of John Dimitry , A. M., Confederate Military History, a library of Confederate States Military History: Volume 10.1, Louisiana:
...by the Mississippi.
About July 16, 1863, the steamer Imperial reached New Orleans from St. Louis.
The Imperial had made the long passage without a stand and deliver.
It had passed Vicksburg and Port Hudson unchallenged.
The problem of the great river was practically solved in the free wave by which nature had joined the Mississippi to the Passes.
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