{"e":{"id":6817,"source":"pg51836","title":"CORRECT TECHNIQUE IN ORAL HYGIENE","header":"CORRECT TECHNIQUE IN ORAL HYGIENE. © 1927.","year":1927,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":42545,"line_end":42548,"source_text":"  CORRECT TECHNIQUE IN ORAL HYGIENE. © 1927.\n\n    © Bertram B. Machat; title, descr. & 16 prints, 11Apr27; MU3933.\n","source_meta":{"name":"Catalog of Copyright Entries, Motion Pictures 1912–1939 (Library of Congress, 1951)","url":"https://www.gutenberg.org/ebooks/51836","cite":"Project Gutenberg #51836","file":"/root/projects/publicreel/data/raw/cce_motion_pictures_1912_1939_pg51836.txt"},"ia_items":[],"ia_lookup":[]},"regs":[{"id":6990,"entry_id":6817,"reg_number":"MU3933","series":1,"see_also":[],"reg_class":"MU","published":false,"claimant":"Bertram B. Machat","author":null,"deposit":"title, descr. & 16 prints","reg_date":"1927-04-11","part":null,"part_title":null,"source_line":42547,"raw":"© Bertram B. Machat; title, descr. & 16 prints, 11Apr27; MU3933.","flags":[],"status":"pd-term-expired","pd_date":"2023-01-01","reason":"copyright term began 1927-04-11; the maximum term (28 + 67 years) ended before 2026-01-01","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1954,1955],"window_volumes":[]}]}