{"subjects": ["Church history", "History", "Liberty", "Philosophy", "Vatican Council (1st : 1869-1870)", "Study and teaching", "Power (Social sciences)"], "key": "/works/OL41903W", "title": "Essays on freedom and power", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL30861A"}}], "type": {"key": "/type/work"}, "covers": [6751544], "latest_revision": 10, "revision": 10, "created": {"type": "/type/datetime", "value": "2009-10-15T08:28:04.677953"}, "last_modified": {"type": "/type/datetime", "value": "2022-07-11T18:32:55.043478"}}