{"e":{"id":285322,"source":"ia_catalogofcopyri331213libr","title":"MEASUREMENT OF ELECTRICITY","header":"MEASUREMENT OF ELECTRICITY. Coronet, 1949. 12 min., sd., b&w, 16mm. Summary: Defines the words volt, ampere, ohm, and watt, and illustrates the physical concepts involved. For junior high grades. } Credits; Educational collaborator, Ira C. Davis","year":1949,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":7745,"line_end":7757,"source_text":"MEASUREMENT OF ELECTRICITY. \nCoronet, 1949. 12 min., sd., b&w, \n16mm. \n\nSummary: Defines the words volt, \nampere, ohm, and watt, and illustrates \nthe physical concepts involved. For \njunior high grades. } \n\nCredits; Educational collaborator, \nIra C. Davis. \n\n© David A. Smart; 25Feb49; MP4215, ","source_meta":{"name":"Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1949","url":"https://archive.org/details/catalogofcopyri331213libr","cite":"Internet Archive catalogofcopyri331213libr (OCR text)","file":"/root/projects/publicreel/data/raw/cce_third_series/1949_catalogofcopyri331213libr_djvu.txt"},"ia_items":[],"ia_lookup":[],"atlas":[]},"regs":[{"id":304229,"entry_id":285322,"reg_number":"MP4215","series":3,"see_also":[],"reg_class":"MP","published":true,"claimant":"David A. Smart","author":null,"deposit":null,"reg_date":"1949-02-25","part":null,"part_title":null,"source_line":7757,"raw":"min., sd., b&w, 16mm. Summary: Defines the words volt, ampere, ohm, and watt, and illustrates the physical concepts involved. For junior high grades. } Credits; Educational collaborator, Ira C. Davis © David A. Smart; 25Feb49; MP4215","flags":[],"status":"no-renewal-found","pd_date":"1978-01-01","reason":"no renewal entry found for 1976-1978 in the CCE motion-picture renewal sections or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1976,1977],"window_volumes":[{"year":1976,"ia_identifier":"1976motionpictur3301213libr"},{"year":1977,"ia_identifier":"1977motionpictur3311213libr"},{"year":1978,"ia_identifier":""}]}]}