The Doflein Method, subtitled The Violinist's Progress, is a complete and progressive violin method in five volumes. Intended to produce well-rounded players, each book contains diagrams, musical examples, music theory practice, and duets for performance. Volume 2: Development of Technique remains in first position, dealing with major and minor keys, slower tempos, bowing techniques like martele, dotted rhythms, basic double-stops, canons, and more.