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Reformatted digital UC San Diego Library, UC San Diego, La Jolla, CA 92093-0175 (https://library.ucsd.edu/dc/contact) Relief shown by form lines and spot heights; depths shown by soundings and isolines Inset: Hankow River Gauge-average levels Mainly from a survey by the Chinese Maritime Customs in 1919 with additions from other sources 2nd edition, No. 2526
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