1. Broadway serenade / Broadway serenade Creator: Fejös, Pál and Leonard, Robert Z. Publisher: Universal Pictures and Metro-Goldwyn-Mayer (MGM) Format: audiovisual material Type: movie Rights: Creative Commons BY 4.0
2. Mravnost nade vše / Mravnost nade vše Creator: Frič, Martin and Leonard, Robert Z. Publisher: Loew's, AB, and Metro-Goldwyn-Mayer (MGM) Format: audiovisual material Type: movie Rights: Creative Commons BY 4.0
3. Serenáda Broadwaye / Broadway Serenade Creator: Leonard, Robert Z. Publisher: Metro-Goldwyn-Mayer (MGM) Format: audiovisual material Type: movie Rights: Creative Commons BY 4.0
4. Španělská vyzvědačka / Firefly, The Creator: Frič, Martin and Leonard, Robert Z. Publisher: Metro-Goldwyn-Mayer (MGM) Format: audiovisual material Type: movie Rights: Creative Commons BY 4.0