http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v.I. Behind the political curtain, 1912-1915. -- v.II. From neutrality to war, 1915-1917. -- v.III. Into the world war, April 1917-June 1918. -- v.IV. The ending of the war, June, 1918-August, 1919.
arranged as a narrative by Charles Seymour.