{"e":{"id":290621,"source":"ia_catalogofcopyri351213libr","title":"STUDY OF EFFECTS OF PRACTICE","header":" A study which shows the effects of practice on employees. Includes scenes of two experienced operators assembling a mechanical pencil. Shows a new operator working on 12 different days while learning to fill a pin board with wooden pins. Credits: Director, Ralph M. Barnes; study made by L. F. Youde","year":1951,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":45637,"line_end":45647,"source_text":"Summary: A study which shows the effects \n\n\nof practice on employees. Includes scenes \nof two experienced operators assembling \na mechanical pencil. Shows a new operator \nworking on 12 different days while learning \nto fill a pin board with wooden pins. \nCredits: Director, Ralph M. Barnes; \nstudy made by L. F. Youde. \n© Ralph Mosser Barnes; 1Aug51; MP1561. ","source_meta":{"name":"Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1951","url":"https://archive.org/details/catalogofcopyri351213libr","cite":"Internet Archive catalogofcopyri351213libr (OCR text)","file":"/root/projects/publicreel/data/raw/cce_third_series/1951_catalogofcopyri351213libr_djvu.txt"},"ia_items":[],"ia_lookup":[],"atlas":[]},"regs":[{"id":309528,"entry_id":290621,"reg_number":"MP1561","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"Ralph Mosser Barnes","author":null,"deposit":null,"reg_date":"1951-08-01","part":null,"part_title":null,"source_line":45647,"raw":"ors assembling a mechanical pencil. Shows a new operator working on 12 different days while learning to fill a pin board with wooden pins. Credits: Director, Ralph M. Barnes; study made by L. F. Youde © Ralph Mosser Barnes; 1Aug51; MP1561","flags":[],"status":"no-renewal-found","pd_date":"1980-01-01","reason":"no renewal entry found for 1978-1980 or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1978,1979],"window_volumes":[{"year":1978,"ia_identifier":""},{"year":1979,"ia_identifier":""},{"year":1980,"ia_identifier":""}]}]}