Statistics for occurrence #1 of “Captain Walke” in chapter 15 of Admiral David D. Porter, The Naval History of the Civil War.:

...rg (Lieut. Egbt. Thompson); also the wooden gun-boats Conestoga (Lieut. Phelps), and Taylor (Lieut. Gwin), and several transports with re-enforcements for General Grant of 8,000 men. About midnight Captain Walke reported in person to the flag-officer. Three gun boats remained until after the surrender of Fort Donelson, which took place on Sunday, February 16th, when they steamed up the river above t...
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