{"created": {"type": "/type/datetime", "value": "2009-12-10T19:26:23.348430"}, "subjects": ["Aerial operations", "World War, 1914-1918"], "latest_revision": 7, "key": "/works/OL6607720W", "title": "The years of the sky kings", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1776442A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-02-14T07:08:04.628213"}, "covers": [7165813], "revision": 7}