nber series on long-term factors in economic development Heroes & cowards : the social face of war / Dora L. Costa & Matthew E. Kahn Small arms of the world : a basic manual of small arms / W.H.B. Smith Books as weapons : propaganda, publishing, and the battle for global markers in the era of World War II / John B. Hench key uniform guides United States infantry, Europe 1942-1945 / Howard P. Davies contributions in military studies United States Army and the motor truck : a case study in standardization / Marc K. Blackburn Shore scleroscope for measuring the hardness of metals : its application to the arts : in use throughout the world and adopted as the International … university of chicago war papers Americans and the world-crisis / Albion W. Small university of chicago war papers England and America / by Conyers Read world to-day America in world affairs / Allan Nevins American defense policy / prepared by associates in political science, United air force academy: Wesley W. Posvar, John C. Ries [,etc.] American Civil War : a popular illustrated history of the years 1861-1865 as seen by the artist-correspondents who were there / by Earl Schenck Miers America on parade : stories from our country's past, from American Heritage, the Magazin of History