Piano Concertos K. 107 (Mozart) that publication). Therefore, when these works are enumerated with the rest, it can be seen that Mozart composed 30 keyboard concerti. These three works, however, and the concerti numbered as Piano Concertos 1 through 4 are actually not original compositions, but arrangements of works by other composers. Piano Concertos K. 107 (Mozart) The Piano Concertos, K. 107 are three keyboard concertos by Wolfgang Amadeus Mozart, based on sonatas by Johann Christian Bach. These sonatas are from J.C. Bach's Op. 5; Mozart turned Sonata No. 2 in D, Sonata No. 3 in G, and Sonata No. 4 in E from this
Hansa-Brandenburg Hansa-Brandenburg Hansa und Brandenburgische Flugzeugwerke (more usually just Hansa-Brandenburg) was a German aircraft manufacturing company that operated during World War I. It was created in May 1914 by the purchase of "Brandenburgische Flugzeugwerke" by Camillo Castiglioni, who relocated the factory from Liebau to Brandenburg an der Havel. Brandenburg's chief designer, Ernst Heinkel was retained by the new enterprise. By Autumn 1915, it had become the largest aircraft manufacturer in Germany, with a capital of 1,500,000 Marks, 1,000 employees, and two more factories - one in Rummelsburg, Berlin, and one in Wandsbek, Hamburg. Although manufacturing was carried out in Germany, Castiglioni