6. Scott Joplin's published piano rags from 1910 to 1917. Play Audio Stoptime Rag 1910. Scott Joplin's New Rag 1912. Magnetic Rag 1914. Silver Swan Rag. Piano roll, issued 1914 as QRS 31533. Reflection Rag 1917. School of Ragtime 1917. Exercises for Piano. Play Video Stoptime Rag 1910. Scott Joplin's New Rag 1912. Magnetic Rag 1914. Silver Swan Rag. Reflection Rag 1917. School of Ragtime 1917.