Diaries; American Civil War, 1861-1865; Armed Forces; Missouri; American Civil War, 1861-1865; Georgia; American Civil War, 1861-1865; Washington (D.C.); American Civil War, 1861-1865; South Carolina; American Civil War, 1861-1865; North Carolina; American Civil War, 1861-1865; American Civil War, 1861-1865; Participation, Juvenile; Children