Singing' in the Rain
http://variety.com/1952/film/reviews/singin-in-the-rain-2-1117794912/
A review from 1952 in Variety.
Singin' in the Rain
http://www.imdb.com/title/tt0045152/
The entry for the film in the Internet Movie Database.
Gene Kelly talks about Singing in the Rain
http://www.imdb.com/title/tt0045152/
Roddy McDowall interviews Gene Kelly about the film in 1979.
Debbie Reynolds on Singin' in the Rain
https://www.youtube.com/watch?v=JP0YZk3jSGA
Debbie Reynolds interviewed about the film for the American Film Institute.
Singin' In The Rain (1952)
http://www.filmsite.org/sing.html
An analysis of the film on the AMC website.