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

.... H. Tate. Acting-Masters, Ira B. Studley and T. W. Dodge; Acting-Assistant Surgeon, Robert Cowie; Acting-Assistant Paymaster, Geo. W. Stone; Acting-Ensigns, D. S. Thompson, J. A. Edgren and E. M. Ryder ; Acting-Master's Mates, W. F. Gragg and Joshua Simmons; Engineers: Acting-Second-Assistant, James Patterson; Acting-Third-Assistant, Samuel McAvoy. Acting-Master, Silas Reynolds; Engineers: ...
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