Álbum ilustrado de la Prefectura de Yangzhou — Visor — Biblioteca Digital Mundial
A map of the frontline in November, 1938. Red arrows show massive Japanese troops movements and combined offensives (1937-1938), Red X’s show the areas of the largest fighting to date. The black double-lines show massive Chinese troop locations and defensive positions. The furthest West battle is Zhenzhou, Xuzhou is in the middle, while Yangzhou is the furthest East.