Watt, W.J. The militia as a national institution.--Geib, G.W. and Watt, W.J. Indiana's frontier militia.--Geib, G.W. The Mexican War era.--Spears, J.R.H. Hoosier militiamen and the Civil War.--Watt, W.J. The origins of the modern militia.--Watt, W.J. The National Guard in a new century.--Clutter, R.M. Indiana Guardsmen in the Great War.--Dimmett, R.E. Surviving a military recession.--Caldwell, J.A. and Watt, W.J. Indiana's Air Guardsmen in peace and war.--Fischer, R.T. The Army Guard in World War II.--Watt, W.J. Citizen soldiers in an unsettled world.--Appendices.