I have left the map as found. It has one small edge ripped as photographed. The folds should be able to be reduced by ironing or weighting the map.
WW2 British INTELLIGENCE map of GERMANY entitled "TOWN PLAN OF WUPPERTAL"
Original WW2 'Daily Express War Map Of Europe' Home Front Newspaper Historical
WW1 THE DAILY TELEGRAPH WAR MAP OF WESTERN EUROPE No 4
Antique Map 1920-WORLD MAP Showing GERMANY Peaceful Penetration-Harmsworth Atlas
WWI World War I 1st Edition Clason's War Map Indexed of the Western Front 1918
Antique WW1 Print 1914 Map of the North Sea at time of World War 1 by The Times