{"created": {"type": "/type/datetime", "value": "2019-07-07T22:02:40.060173"}, "subjects": ["Wood-engraving", "History"], "latest_revision": 1, "key": "/works/OL19907903W", "title": "A treatise on wood engraving, historical and practical", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL5046449A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2019-07-07T22:02:40.060173"}, "covers": [8729551], "revision": 1}