New York: Alfred Knopf, 1934. hardback. The Hour of Decision, Part One: Germany and World-Historical Evolution. NY: Alfred A. Knopf, 1934. First edition, 3rd (March) printing.  Light green hardcover, spine slightly faded, pages bright and clean. 230pp+index. Oswald Spengler (1880-1936) was a German polymath whose areas of interest included history.....