Keyboard concertos by Johann Sebastian Bach that Bach composed the original in Weimar or Cöthen.) Both relate the work to performances by Bach of concerted movements for organ and orchestra in Dresden and Leipzig. Wolff also details why the violinistic figuration in the harpsichord part does not demonstrate that it is a transcription from a previous violin part; for one thing, the "extended and extreme passagework" in the solo part "cannot be found in any of Bach's violin concertos"; for another, he points to other relevant Bach keyboard works that "display direct translations of characteristic violin figuration into idiomatic passagework for the keyboard." Also did not
Brandenburg Brandenburg Brandenburg (; , Lower Sorbian: "Bramborska", ) is a state of Germany. Brandenburg is located in the northeast of Germany covering an area of and has a population of 2.5 million residents, the fifth-largest German state by area and tenth-most populous. Potsdam is the state capital and largest city, while other major cities include Brandenburg an der Havel, Cottbus, and Frankfurt (Oder). Brandenburg surrounds the national capital and city-state of Berlin, which together form the Berlin/Brandenburg Metropolitan Region, the third-largest metropolitan area in Germany. Brandenburg borders the states of Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony, and an international border