Theodore Case Sound Test: Gus Visser and His Singing Duck (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Theodore Case Sound Test: Gus Visser and His Singing Duck" in English language version.

refsWebsite

Global rank English rank

70^th place

63^rd place

4,330^th place

2,782^nd place

low place

9,432^nd place

auburnpub.com (Global: low place; English: 9,432^nd place)

"Complete National Film Registry Listing". Library of Congress. Retrieved April 30, 2020.
"Librarian of Congress Adds 25 Films to National Film Registry". Library of Congress. Retrieved April 30, 2020.
Simmon, Scott. "Gus Visser and His Singing Duck" (PDF). Library Of Congress. Retrieved February 9, 2020.