{"subject_places": ["West Africa"], "subjects": ["Civilization", "Primitive Industries", "Industries, primitive", "Africa, civilization"], "key": "/works/OL4506629W", "title": "Rohstoffe, Technologie und Handwerk im pra\u0308kolonialen Westafrika su\u0308dlich der Sahara", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL902746A"}}], "type": {"key": "/type/work"}, "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-10T06:34:04.009836"}, "last_modified": {"type": "/type/datetime", "value": "2023-06-17T04:17:02.740781"}}