Statistics for occurrence #1 of “Acting-Ensigns, Henry Jackson” in chapter 46 of Admiral David D. Porter, The Naval History of the Civil War.:

...nt Surgeon, John Flynn; Acting-Assistant Paymaster, H. D. Kimberly; Acting-Master's Mates, T. W. Stevens and Alonzo Gowdy. Acting-Master, I. D. Seyburn; Acting-Assistant Paymaster, A. Depue; Acting-Ensigns, Henry Jackson , G. H. Barry, N. J. Blasdell and W. H. De Grosse; Acting-Master's Mates, J. W. Brown, W. H. Sprague and F. A. Johnson. Acting-Masters, F. E. Ellis and A. H. Mitchell; Acting-Assistant Surgeo...
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