{"type": {"key": "/type/work"}, "title": "Elementary projection drawing", "subjects": ["Geometrical drawing", "Mechanical drawing"], "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2503335A"}}], "key": "/works/OL46013116W", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-09-19T08:46:19.351424"}, "last_modified": {"type": "/type/datetime", "value": "2026-09-19T08:46:19.351424"}}