{"publishers": ["Roberts Print. Co."], "subject_place": ["Mammoth Cave (Ky.)"], "pagination": "81 p.", "lc_classifications": ["Z1288.M2 J5", "NC251.K6 A6"], "key": "/books/OL6131018M", "authors": [{"key": "/authors/OL161208A"}], "publish_places": ["Frankfort, Ky"], "languages": [{"key": "/languages/eng"}, {"key": "/languages/ger"}], "genres": ["Bibliography."], "source_records": ["marc:marc_loc_2016/BooksAll.2016.part04.utf8:160161633:594", "marc:marc_columbia/Columbia-extract-20221130-005.mrc:22535899:1045", "marc:harvard_bibliographic_metadata/20220215_043.bib.mrc:236778241:1092"], "title": "A bibliography of Mammoth Cave, 1798-1949.", "dewey_decimal_class": ["016.55144"], "number_of_pages": 81, "edition_name": "[1st ed.]", "lccn": ["53002035"], "subjects": ["Mammoth Cave (Ky.) -- Bibliography."], "publish_date": "1953", "publish_country": "xx ", "oclc_numbers": ["3068564", "777062"], "works": [{"key": "/works/OL1518856W"}], "type": {"key": "/type/edition"}, "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2026-07-13T07:53:17.376680"}}