Statistics for occurrence #1 of “J. W. Grattan” in chapter 41 of Admiral David D. Porter, The Naval History of the Civil War.:

... P. Upham; Chaplain, Thomas G. Salter; Marine Officers: Captain, John Schermerhorn; Second-Lieuten-ant, C. F. Williams; Acting-Masters, Robert Barstow, A. B. Pierson and W. H. Polly; Acting-En-signs, J. W. Grattan , E. R. Olcott, Richard Bates, John M. Cowen and James Birtwistle; Acting-Master's Mates, F. A. O'Conner, John Brann, J. M. Skarden, G. W. Kellogg and S. A. Tabor; Engineers: Chiefs, Benj. F. Garvin a...
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