schiffer military/aviation history U.S. combat helmets of the 20th century mass production / Mark A. Reynosa united states army in world war ii Chief of staff : prewar plans and preparations / by Mark Skinner Watson General text book for the F.T. portable no.5, mark I / by command of the Army Council Civil war battles / Curt Johnson & Mark McLaughlin American defense policy / ed. by Mark E. Smith III [and] Claude J. Johns, Jr. ; with a forew. by: Richard F. Rosser
