{"last_modified": {"type": "/type/datetime", "value": "2012-05-17T17:08:08.925771"}, "title": "Artillery force for new seacoast defenses. Letter from the Acting Secretary of War, transmitting copy of a communication, addressed to the President by the Boston Associated Board of Trade, urging an increased artillery force to care for and properly man the new seacoast defenses", "created": {"type": "/type/datetime", "value": "2009-12-11T04:00:50.639744"}, "subjects": ["Artillery", "Boston Associated Board of Trade (Mass.)", "Coast defenses"], "latest_revision": 4, "key": "/works/OL11090149W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL18435A"}}], "type": {"key": "/type/work"}, "revision": 4}