| Credit: | by McPherson & Oliver |
|---|---|
| Date: | 1863.07-1865 |
| Negative Size: | stereo |
| Equipment: | Barbette carriage (center pintle-wood); canister shot; cannon; Rodman gun |
| Locations & Lines: | Mississippi River; Port Hudson LA; Louisiana |
| Military Units: | CS Army; US Army |
| Sources: | Library of Congress |
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