Do you mean “what key was Pineapple Rag written in”? You need to learn to identify the key from the sheet music. In short, look for the last # symbol to the right at the top left of the sheet music. The key (or piano scale) will be one half step higher than the last sharp I mentioned. read more
Mix - Piano - Scott Joplin - Pineapple Rag YouTube; Scott Joplin - Ragtime (Full Album) - Duration: 33: 22. Tam-Tam Media 89,553 views. 33: 22. read more