Statistics for occurrence #1 of “Lieutenant Allen” in chapter 31 of Admiral David D. Porter, The Naval History of the Civil War.:

...arried out, and there was the heartiest co-operation between the Army and Navy. On the 28th of March the Diana, Acting-Master Thos. L. Peterson, was sent into Grand Lake on a reconnaissance, with Lieutenant Allen , U. S. A., of General Weitzel's staff, and two companies of infantry on board. She was ordered to proceed down the Atchafalaya River as far as the mouth of the Teche and return by the lake. Dis...
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