The Progressive Foundations of American Air Power, 1917-1945 - Mark Clodfelter (University of Nebraska Press, 2011)
Keywords: Aviation & Space; Military; Air power--United States--History--20th century.,Bombing, Aerial--United States--History--20th century.,Precision bombing--United States--History--20th century.,Progressivism (United States politics)--History--20th century.,World War, 1914-1918--Aerial operations.,World War, 1939-1945--Aerial operations; HISTORY