Shin Kōga ryūikizu : Shōwa 14-nen 9-gatsu 12-nichi satsuei kūchū shashin ni yoru
新黄河流域圖 : 昭和十四年九月十二日撮影空中写真ニヨル /
Catalog Record Only
Shows hydrographic information of Yellow River region in China. 27 maps show Yellow River area after 1938 Yellow River flood, a flood created by the Nationalist Government in central China during the Second Sino-Japanese War in an attempt to halt the rapid advance of Japanese forces. Areas surveyed, based on photographs, are marked with red and blue lines. Relief shown by contours. Each sheet ...