{"e":{"id":294612,"source":"ia_catalogofcopyrig371213lib","title":"MEASUREMENT OF THE SPEED OF LIGHT","header":"MEASUREMENT OF THE SPEED OF LIGHT. McGraw-Hill Book Co, Made by Audio Productions. 8 min,, sd., b&w, 16mm, (College physics series) Produced with the cooperation of the Visual Aids Committee of the American Association of Physics Teachers","year":1952,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":41448,"line_end":41456,"source_text":"MEASUREMENT OF THE SPEED OF LIGHT. \nMcGraw-Hill Book Co, Made by Audio Pro- \nductions. 8 min,, sd., b&w, 16mm, (College \nphysics series) Produced with the coopera- \ntion of the Visual Aids Committee of the \nAmerican Association of Physics Teachers. \n\n© McGraw-Hill Book Co., inc,; 30Dec52; \nMP3909. ","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":313519,"entry_id":294612,"reg_number":"MP3909","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"McGraw-Hill Book Co., inc","author":null,"deposit":null,"reg_date":"1952-12-30","part":null,"part_title":null,"source_line":41455,"raw":"raw-Hill Book Co, Made by Audio Productions. 8 min,, sd., b&w, 16mm, (College physics series) Produced with the cooperation of the Visual Aids Committee of the American Association of Physics Teachers © McGraw-Hill Book Co., inc,; 30Dec52; MP3909","flags":[],"status":"no-renewal-found","pd_date":"1981-01-01","reason":"no renewal entry found for 1979-1981 or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1979,1980],"window_volumes":[{"year":1979,"ia_identifier":""},{"year":1980,"ia_identifier":""},{"year":1981,"ia_identifier":""}]}]}