These allow a harmonica player to obtain all the missing chromatic notes in the Richter-tuned diatonic harmonica.
Richter magnitude scale | Gerhard Richter | Richter | Sviatoslav Richter | Stacey Richter | Wendi Richter | Musical tuning | Jeffrey Richter | Eugen Richter | Max Richter | Les Richter | Hans Richter (conductor) | Hans Richter | Engine tuning | Daniel Richter | Andy Richter Controls the Universe | William Tuning | Roy Richter | Pythagorean tuning | Øvre Richter Frich | Jeremias Benjamin Richter | Henjo Richter | Hans Werner Richter | Hans Richter (artist) | Victor von Richter | Thomas Richter | Steinmetz Opel Tuning | Schuler tuning | Ronald Richter | Richter tuning |