The World War I, 1914-1917 History Wall Map identifies Allied Powers and their allies, Central Powers, Neutral nations, allied movements, Central Power s movements, and major battles. These United States History maps, now available from Universal Map, are a valuable visual aid in understanding American History. All maps in this series are markable with a dry erase or water-soluble marker. Durably laminated maps measure 46 x 32 or 36 x 48. Mounted on roller with backboard. Meets U.S. History curriculum requirements.Please allow 2-4 weeks for delivery on multiple wall map custom sets. Save money and space by mounting History Wall Maps together as a set on one spring roller mounted wall map operation. This product is ideal for public, private, parochial, and home schools.