TANZANIA Tanga, Usambara Mountains, Sisal farming and industry, D.D. Ruhinda & Company Ltd., Mkumbara Sisal estate, farm worker harvest Sisal leaves / TANSANIA Tanga, Usambara Berge, Sisal Anbau und Industrie, D.D. Ruhinda & Company Ltd., Mkumbara Sisal Estate, Landarbeiter bei Ernte der Sisal Blaetter, Arbeiterin Nuru Waziri
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