Annual report / Ministry of Overseas Development, Directorate of Overseas (Geodetic and Topographical) Surveys for the year ended 31st March ... - Großbritannien Directorate of Overseas (Geodetic and Topographical) Surveys (London HMSO, 1958)
Urh. bis 1960/61: Colonial Office, ...; 1961/62 - 1963/64: Department of Technical Co-operation, ..
050981
Keywords: Zeitschrift