Percussion instruments included the timpani, snare drum, tambourine and the castanets. Vangelis plays synthesizer, sequencers, electric piano, electronic organ, harmonica, brass, timpani, percussion. It includes an organ part and trombones alternating with flutes, oboes and quiet timpani. Drum kits are frequently expanded with orchestral percussion such as timpani and gongs. It is orchestrated for flutes, oboes, clarinets, bassoons, horns, trumpets, timpani, and string section. He played a variety of percussion instruments such as vibraphone, timpani and the drum set. It is used to wrap bass drum strikers and timpani mallets. In Led Zeppelin tours after 1969, Bonham included congas, orchestral timpani and a symphonic gong. Apart from the piano, James learned to play trumpet, timpani, and percussion. He was accomplished on the drums, bongos, congas, timpani, and the piano. The symphony begins with a highly original, rather forlorn clarinet solo backed by subdued timpani. More vocals, timpani and drums were overdubbed on 31 July. The cover used a full orchestra, including brass, strings and timpani. Rough contemporaries Georg Druschetzky and Johann Melchior Molter also wrote pieces for timpani and orchestra. Haas also commissioned Susman's "Floating Falling" for timpani and cello.