Title Page of an early 20th-century Instruction Manual for the Mandolin Harp Return to What is a Marxophone? National Music Museum The University of South Dakota 414 East Clark Street Vermillion, SD   57069 ©National Music Museum, 1998, 2003 Most recent update:   May 6, 2003 You are the 9,598th visitor to this page. College of Fine Arts The University of South Dakota Return to Top of Page