solo: clar – 2.0.0.2 – 2.0.0.0 – str

Thanks to a detailed sketch, we know that Mozart originally wrote his famous Clarinet Concerto K. 622 for basset horn in G or A. It was only in the early editions dating from the 19th century that this work - considered as the Clarinet Concerto par excellence - became unproblematic to play an the A clarinet. However, source studies have revealed that this was made possible only at the price of considerable "un-Mozartian" alterations of the solo Part. Sabin...