{"first_publish_date": "1970", "last_modified": {"type": "/type/datetime", "value": "2017-11-08T05:44:08.588608"}, "title": "The History of Negro humor in America. --", "created": {"type": "/type/datetime", "value": "2009-10-20T22:35:53.127235"}, "covers": [8090814], "lc_classifications": ["E185.86 .S29"], "latest_revision": 3, "key": "/works/OL185151W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2102847A"}}], "dewey_number": ["917.3/09/7496"], "type": {"key": "/type/work"}, "subjects": ["Blacks", "Psychology", "Social conditions", "African Americans", "African American wit and humor", "History and criticism"], "revision": 3}