Time out : American airmen at Stalag Luft I / by John A. Vietor vanguard series PzKpfw V Panther / text by Bryan Perrett ; colour pl. by David E. Smith united states army in world war ii medical department : hospitalization and evacuation, zone of interior / by Clarence McKittrick Smith united states army in world war ii army and economic mobilization / by R. Elberton Smith new vanguard series Panzerkampfwagen IV medium tank : 1936 - 1945 : colour artwork by David E. Smith and Jim Laurier