Statistics for occurrence #1 of “W. W. Black” in chapter 36 of Admiral David D. Porter, The Naval History of the Civil War.:

...as T. Turner, Paymaster, Edward Foster; Acting-Master, C. E. Bunker; Acting-Ensigns, H. S. Lambert and C. W. Adams; Acting-Master's Mates, Wm. Knapp, Jr., Charles Putnam, Wm. Wingood, W. W. Gregg and W. W. Black ; Engineers: Acting-First-Assistant, J. M. Adams; Second-Assistants, Jas. Renshaw and John Wilson; Third-Assistants, C. S. Maurice, W. W. Vanderbilt and Monroe Murphy; Acting-Third-Assistants, J. R. W...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
W. W. Black 4 4 0 0 0 user votes
W. W. Blackford 68 0 6 0 0 user votes
W. W. Blackmar 2 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.