{"subtitle": "NASA/USAF YF-12 flight research, 1969-1979", "series": ["Monographs in aerospace history -- no. 25", "NASA history series", "NASA SP -- 2001-4525", "NASA SP -- 4525."], "lc_classifications": ["TL571 .M45 2002"], "id": 23146657, "title": "Mach 3+", "languages": [{"key": "/l/eng"}], "subjects": ["United States. -- National Aeronautics and Space Administration -- Research.", "United States. -- Air Force -- Research.", "Aerodynamics, Supersonic -- Research -- United States.", "Aerodynamics, Hypersonic -- Research -- United States.", "SR-71 Blackbird (Jet reconnaissance plane)", "Research aircraft -- United States."], "publish_country": "dcu", "by_statement": "by Peter W. Merlin.", "type": {"key": "/type/edition"}, "revision": 1, "publishers": ["NASA History Division, Office of External Affairs, NASA Headquarters", "For sale by Supt. of Docs., U.S. GPO"], "last_modified": {"type": "/type/datetime", "value": "2008-09-22 22:58:07.007858"}, "key": "/b/OL16252090M", "authors": [{"key": "/a/OL4963122A"}], "publish_places": ["Washington, DC"], "pagination": "vi, 154 p. :", "dewey_decimal_class": ["629.132/305"], "notes": {"type": "/type/text", "value": "Includes bibliographical references and index."}, "number_of_pages": 154, "lccn": ["2001044726"], "publish_date": "2002"}