"United States. Army." . . . . "United States" . . "United States. Army. Massachusetts Infantry Regiment, 21st (1861-1865)" . . "United States, Massachusetts" . . "Massachusetts Infantry. 21st Regt" . . "History of the Twenty-first regiment, Massachusetts volunteers, in the war for the preservation of the union, 1861-1865 with statistics of the war and of Rebel prisons"@en . "History of the Twenty-first regiment, Massachusetts volunteers , in the war for the preservation of the union, 1861-1865. with statistics of the war and of Rebel prisons"@en . . . . . . . "History of the Twenty-first Regiment, Massachusetts Volunteers, in the war for the preservation of the union, 1861-1865. With statistics of the war and of Rebel prisons" . "History of the Twenty-First Regiment, Massachusetts Volunteers, in the war for the preservation of the Union, 1861-1865 with statistics of the war and of rebel prisons"@en . . . . . . . . "History of the Twenty-first Regiment : Massachusetts volunteers in the War for the preservation of the Union, 1861-1865, with statistics of the War and of Rebel prisons"@en . . "History of the Twenty-first Regiment, Massachusetts Volunteers in the war for the preservation of the Union, 1861-1865"@en . . "History of the Twenty-first Regiment, Massachusetts Volunteers, in the war for the preservation of the union, 1861-1865 : With statistics of the war and of Rebel prisons"@en . "History of the Twenty-first Regiment Massachusetts Volunteers, in the War for the Preservation of the Union, 1861-1865 with statistics of the war and of rebel prisons"@en . . . . . . . . . . . . . . . "History of the Twenty-first Regiment, Massachusetts Volunteers With statistics of the war and of Rebel prisons" . "History of the Twenty-First Regiment, Massachusetts Volunteers in the war for the preservation of the Union, 1861-1865, with statistics of the war and of rebel prisons"@en . . "History"@en . . "History" . . . "History of the 21st Regiment, Massachusetts Volunteers"@en . . . . . . . . . . "1861 - 1865" . . "Massachusetts" . .