When he received the commission to write a Mass, Beethoven feared comparison with Haydn. But his Mass in C, a new Urtext edition of which is published by Bärenreiter, established itself as a masterpiece which remains in the standard repertoire today.

With the 5th Piano Concerto Jonathan Del Mar concludes his edition of the five piano concertos by Ludwig van Beethoven. Here, too, mistakes had to be removed which have remained unchallenged for two centuries.

Jonathan Del Mar has presented his new edition of Beethoven's Fourth piano concerto. Due to the fact that the autograph is lost, many inconsistant details and additions to the score have survived even in many modern editions.

(4.10.2014) Philipp Maintz has composed a concerto for piano and large orchestra for the Festival Musica Strasbourg. The composer describes his work as “an exciting approach to a form steeped in historical tradition, but at no point in the compositional process did I think of breaking it down.” It receives its premiere on 10 October 2014 in Strasbourg with Jean Frédéric Neuburger as soloist and the Orchestre Philharmonique du Luxembourg conducted by Peter Hirsch. The same day his orchestral work archipel can be heard in Saarbrücken, with the Deutsche Radio Philharmonie Saarbrücken conducted by Robert HP Platz. And finally, ferner, und immer ferner. music for organ solo receives its Polish premiere in Wroclaw on 11 October 2014 at the World New Music Days 2014, performed by Piotr Rojek.

Die Quellenlage zu Beethovens 3. Klavierkonzert c-Moll op. 37 ist schwierig, weil das Autograph der Klavierstimme nicht erhalten ist. Jonathan Del Mar legt eine überzeugende Neuedition vor, bei der er jedoch in Details um Abwägungen nicht herumkommt.

At first glance, Beethoven’s opus 19 presents few editorial problems. And yet, Jonathan Del Mar’s new edition corrects mistakes which have existed throughout all previous editions.

After his editions of works by Beethoven and Elgar, the English musicologist Jonathan Del Mar has now returned to the works of Antonín Dvořák for a second time, following his edition of the Cello Concerto. The 7th Symphony has just been published.