Statistics for occurrence #1 of “Captain Polloc” in chapter 57 of Admiral David D. Porter, The Naval History of the Civil War.:

...; Fredericksburg (iron-clad), four guns, Captain Glasse; Hampton (wooden), two guns, Captain Wilson (late of the Alabama); Nansemond (wooden), two guns, Captain W. K. Butt; Roanoke (wooden) two guns, Captain Polloc ; Beaufort (wooden), two guns, Captain Wyatt; Torpedo (wooden), one gun, Captain Roberts. This fleet was assisted in the defence of the river by shore batteries under command of naval officers &md...
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