{"e":{"id":293883,"source":"ia_catalogofcopyrig371213lib","title":"TACHISTOFILM A-A-100","header":"TACHISTOFILM A-A-100. Edwin P. Heinrich, 1953. 1 reel, si., bew, 8mm. Summary: One hundred arithmetic problems composed of one-digit numbers placed one under the other. For use as a diagnostic and therapeutic tool for the basic facts in addition and multiplication","year":1953,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":20374,"line_end":20383,"source_text":"TACHISTOFILM A-A-100. Edwin P. Heinrich, \n1953. 1 reel, si., bew, 8mm. \n\nSummary: One hundred arithmetic prob- \nlems composed of one-digit numbers placed \none under the other. For use as a diagnostic \nand therapeutic tool for the basic facts in \naddition and multiplication. \n\n© Edwin P. Heinrich; 28Jan53; MP3210. ","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":312790,"entry_id":293883,"reg_number":"MP3210","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"Edwin P. Heinrich","author":null,"deposit":null,"reg_date":"1953-01-28","part":null,"part_title":null,"source_line":20383,"raw":"8mm. Summary: One hundred arithmetic problems composed of one-digit numbers placed one under the other. For use as a diagnostic and therapeutic tool for the basic facts in addition and multiplication © Edwin P. Heinrich; 28Jan53; MP3210","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":""}]}]}