{"e":{"id":29217,"source":"pg51836","title":"PRINCIPLES OF CHEMISTRY","header":"PRINCIPLES OF CHEMISTRY. 1934. 1 reel.","year":1934,"reels":1,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":193806,"line_end":193809,"source_text":"  PRINCIPLES OF CHEMISTRY. 1934. 1 reel.\n\n    © Gerrit C. Zwart (Gerrit Carl Zwart, author); 2Apr34; MP4721.\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":35888,"entry_id":29217,"reg_number":"MP4721","series":2,"see_also":[],"reg_class":"MP","published":true,"claimant":"Gerrit C. Zwart","author":"Gerrit Carl Zwart, author","deposit":null,"reg_date":"1934-04-02","part":null,"part_title":null,"source_line":193808,"raw":"© Gerrit C. Zwart (Gerrit Carl Zwart, author); 2Apr34; MP4721.","flags":[],"status":"no-renewal-found","pd_date":"1963-01-01","reason":"no renewal entry found for 1961-1963 in the CCE motion-picture renewal sections","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1961,1962],"window_volumes":[{"year":1961,"ia_identifier":"catalogofcopyr3151213libr"},{"year":1962,"ia_identifier":"catalogofcopyr3161213libr"},{"year":1963,"ia_identifier":"catalogofcopyr3171213libr"}]}]}