{"last_modified": {"type": "/type/datetime", "value": "2011-11-10T20:15:08.086287"}, "title": "Detailed information concerning construction of single-screw steel collier No. 1. Letter from the Secretary of War transmitting detailed information in the War Department concerning the contract with the Shanghai Dock & Engineering Co. (Ltd.), of Shanghai, China, for the construction of the single-screw steel collier No. 1 for the use of the United States Army", "created": {"type": "/type/datetime", "value": "2009-12-11T04:00:28.558717"}, "subjects": ["Armored vessels", "Coal mines and mining", "Ships"], "latest_revision": 3, "key": "/works/OL11084396W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL184870A"}}], "type": {"key": "/type/work"}, "revision": 3}