There is a title list to help one begin searching, and to give a general idea of what records are available. Details on those records are also available at this site. This site discusses the films about Theodore Roosevelt. In many ways Roosevelt was the first modern president, including being the first president to be repeatedly captured on the silver screen. There are over 100 films at this web site about Roosevelt.
Some clips are quite large and thus require sizable download times.
Information about the providence of each film, along with details on its production, what the film shows, and background on the cause of the filming is also available. The site can be searched by keyword and there is also a title list. Sound recordings are also included. This site is a good example of a living history organization's web presence. The site includes pictures of the plantation and period music.