{"e":{"id":293804,"source":"ia_catalogofcopyrig371213lib","title":"JP1864, SIMPLE CHANGES IN MATTER","header":"net, 1953. 11 min., sd., b&w, 16mm. Summary: School students learn the differences between chemical and physical change and observe the changes in simple matter as evidenced in soil erosion, metal expansion, ice melting, leaves changing color, and logs Credits: Educational collaborator, John G. Read","year":1953,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":18633,"line_end":18646,"source_text":"SIMPLE CHANGES IN MATTER. Coronet, \n1953. 11 min., sd., b&w, 16mm. \n\nSummary: School students learn the differ- \nences between chemical and physical change \nand observe the changes in simple matter as \nevidenced in soil erosion, metal expansion, \nice melting, leaves changing color, and logs \ndecaying. \n\nCredits: Educational collaborator, John G. \nRead. \n\n© John Smart; 19Jan53; MP3301. ","source_meta":{"name":"Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1953","url":"https://archive.org/details/catalogofcopyrig371213lib","cite":"Internet Archive catalogofcopyrig371213lib (OCR text)","file":"/root/projects/publicreel/data/raw/cce_third_series/1953_catalogofcopyrig371213lib_djvu.txt"},"ia_items":[],"ia_lookup":[]},"regs":[{"id":312711,"entry_id":293804,"reg_number":"MP3301","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"John Smart","author":null,"deposit":null,"reg_date":"1953-01-19","part":null,"part_title":null,"source_line":18646,"raw":"and physical change and observe the changes in simple matter as evidenced in soil erosion, metal expansion, ice melting, leaves changing color, and logs Credits: Educational collaborator, John G. Read © John Smart; 19Jan53; MP3301","flags":[],"status":"no-renewal-found","pd_date":"1982-01-01","reason":"no renewal entry found for 1980-1982 or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1980,1981],"window_volumes":[{"year":1980,"ia_identifier":""},{"year":1981,"ia_identifier":""},{"year":1982,"ia_identifier":""}]}]}