United States Library of Congress, 28 December 2004.
Portals to the World from the United States Library of Congress.
Sources for book publication data: United States Library of Congress, Amazon.com.
In 1999 the film was deemed "culturally significant" by the United States Library of Congress.
Copies are now archived at the United States Library of Congress.
The film has been deemed culturally significant by the United States Library of Congress.
It was recognized by the United States Library of Congress in 1997 as a national treasure.
The United States Library of Congress acquired the collection.
It was recently deemed socially important by the United States Library of Congress.
They were catalogued in the United States Library of Congress.
United States Library of Congress, 28 December 2004.
Portals to the World from the United States Library of Congress.
Sources for book publication data: United States Library of Congress, Amazon.com.
In 1999 the film was deemed "culturally significant" by the United States Library of Congress.
Copies are now archived at the United States Library of Congress.
The film has been deemed culturally significant by the United States Library of Congress.
It was recognized by the United States Library of Congress in 1997 as a national treasure.
The United States Library of Congress acquired the collection.
It was recently deemed socially important by the United States Library of Congress.
They were catalogued in the United States Library of Congress.
