| 1. ||J. C. Whitney ||Dakota Indians--Wars, 1862-1865; United States--History--Civil War, 1861-1865; United States. Army. Minnesota Infantry Regiment, 6th (1862-1865). Company D. ||Joseph C. Whitney was captain of the 6th Minnesota Volunteer Infantry, Company D. Inscribed in pencil on recto: J. C. Whitney. Inscribed in pencil on verso: Whitney.