. . . . . "How to study Kreutzer a handbook for the daily use of violin teachers and violin students, containing explanations of the left hand difficulties and of their solution, and directions as to the systematic acquirement of the various bowings, both firm and bounding"@en . . "How to study Kreutzer : a handbook for the daily use of violin teachers and violin students, containing explanations of the left hand difficulties and of their solution, and directions as to the systematic acquirement of the various bowings, both firm and bounding" . . . . .