Baby please Don't Go. Here is a nice version of this song played by Lightning Hopkins: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-lK5zYI86wIw.html
@@eisbr5482 Yes, you wrong there are a few type of harmonica, diatonic, chromagic and trémolo (spanish name) The D key is in RE and C key is DO. Greetings.