Horn (instrument) the "trombon da caccia" called for by Vivaldi in his opera "Orlando finto pazzo" (1714), and his Concerto in F for violin, two "trombon da caccia", two oboes, and bassoon, RV574, was also a hooped horn. In the eighteenth century some outstanding concertos were written for solo horn and orchestra by Telemann, Christoph Förster, Michael and Joseph Haydn, Leopold and Wolfgang Amadeus Mozart, and Carl Stamitz. Concerti grossi include concertos for two horns by Vivaldi and Bach’s First Brandenburg Concerto. At the end of the century Beethoven composed a Sonata for Horn and Piano in F major, Op. 17, for
Organ concertos, Op. 4 (Handel) In November and December 1734, Handel presented various opera revivals and a newly composed opera-ballet "Terpsichore". However the combination of dance and opera seria was not sufficient to attract the opera going public. In January 1735 Ariodante opened, but, despite the quality of the music and a visible royal presence, was no more successful. It was in March that Handel started his first oratorio season, featuring the organ concertos HWV 290-293. The timing of the performances avoided conflicts with events in other London theatres and the local papers advertised the "new Concertos on the Organ." In spite of this his