[...] Wherever possible Mozart's autographs have been consulted and the scores prepared by established scholars using modern editorial conventions which are clearly identified. Also helpful is the policy of including commentary in three languages - German, English and French - as well as critical notes on sources and alternative readings. Not only are questions of historic practice and performance discussed, but attention is also given to such matters as providing playable piano reductions in the vocal scores. Even more attractive is the publisher's policy in respect of the performance material. [...]

Denis McCaldin