{"type": {"key": "/type/edition"}, "publish_date": "1921", "publish_country": "xx", "languages": [{"key": "/languages/eng"}], "title": "Mental Hygiene", "subtitle": "the practical aims of a movement to conserve mental health", "authors": [{"key": "/authors/OL6398023A"}, {"key": "/authors/OL15182466A"}], "oclc_numbers": ["786420964", "21308612"], "series": ["Harvard College Library pamphlet digitization program"], "notes": {"type": "/type/text", "value": "Cover title.\n\nNo restrictions on access copy. Unrestricted online access\n\nDigital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212"}, "links": [{"url": "http://nrs.harvard.edu/urn-3:FHCL:6207326", "title": "Provides access to page images of entire work"}], "subject_places": ["United States"], "subjects": ["Mental health"], "publishers": ["[s.n.]"], "publish_places": ["[s.l.]"], "pagination": "[11] p.", "number_of_pages": 11, "source_records": ["marc:harvard_bibliographic_metadata/20220215_009.bib.mrc:296917189:2515"], "full_title": "Mental Hygiene the practical aims of a movement to conserve mental health", "works": [{"key": "/works/OL43766086W"}], "key": "/books/OL59659592M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2025-07-24T08:55:49.285178"}, "last_modified": {"type": "/type/datetime", "value": "2025-07-24T08:55:49.285178"}}