{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "subtitle": "The Expressionist Art History of Wilhelm Worringer", "weight": "1.3 pounds", "publishers": ["Pennsylvania State University Press"], "number_of_pages": 216, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 13206160, "isbn_13": ["9780271013060"], "isbn_10": ["0271013060"], "publish_date": "February 1995", "key": "/b/OL9849964M", "authors": [{"key": "/a/OL277451A"}], "title": "Invisible Cathedrals", "type": {"key": "/type/edition"}, "subjects": ["Cultural studies", "Expressionism", "Theory of art", "20th Century Art", "Art & Art Instruction", "Art", "Individual Artist", "Worringer, Wilhelm", "1881-1965", "Criticism and interpretation", "Expressionism (Art)", "Germany", "Worringer, Wilhelm,"], "physical_dimensions": "9.1 x 5.9 x 0.8 inches", "revision": 1}