operation studies / quartermaster food and container institute for the armed forces, subsistence research and development laboratory report of wartime problems in subsistence research and development / ed. by Hewitt A. Conway and Alice I. Meyer Behind the green lights / by Cornelius W. Willemse ; in collaboration with George J. Lemmer and Jack Kofoed Roosevelt and Hopkins : an intimate history : From Pearl Harbor to victory / Robert E. Sherwood Aus der Praxis des Taylor-Systems : mit eingehender Beschreibung seiner Anwendung bei der Tabor Manufacturing Company in Philadelphia / von Rudolf Seubert