Indian Ocean Mandate German East Africa Port of Tanga Add to clipboard * IV.1 SK 00156 * IV.1 - SK 00156 * l. Num.: SK 00156 File Jan. 1937 - Feb. 1938 Part of Stiftung Deutsches Technikmuseum Berlin, Historical Archive In: Stiftung Deutsches Technikmuseum Berlin, Historical Archive >> IV. collection of plans >> IV.1 - Maps and plans >> 3 Traffic map >> 3.08 Sea Chart