Sources Consulted for Factual Information about People and Science: A Test of Time

• "IMDb: People and Science: A Test of Time" Internet Movie Database, Inc. https://www.imdb.com/title/tt0227243/reference.
• National Film Board of Canada. "NFB -- People and Science: A Test of Time" National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=17383.