{"subject_places": ["Mexico"], "subjects": ["History", "Encyclopedias", "Biography", "Geography", "Biographies as Topic"], "key": "/works/OL19228337W", "title": "Diccionario Porr\u00faa de historia, biograf\u00eda y geograf\u00eda de M\u00e9xico", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL5008687A"}}], "type": {"key": "/type/work"}, "covers": [10657889], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2019-03-12T01:40:16.627763"}, "last_modified": {"type": "/type/datetime", "value": "2025-10-21T16:10:51.886818"}}