The history of the twenty-fifth regiment, United States Infantry, 1869-1926. Comp. and edited by John N. Nankivell; introd. by John M. CarrollJohn Henry Nankivell · First published 1972Open the Tome
History of the military organizations of the state of Colorado, 1860-1935John Henry Nankivell · First published 1935Open the Tome
History of the Twenty-fifth Regiment, United States Infantry, 1869-1926John Henry Nankivell · First published 1927Open the Tome
