JUST DISCOVERED a program on BBC Radio 3 called, Choral Evensong. The program brings you evensong services from different churches in the Great Britain. The choral Vespers at the London Oratory is currently featured on their website. You can listen to the beautiful service filled with angelic music here now. The recording will be available until February 21.
The Solemn Vespers according to the Extraordinary Form of the Roman Rite is celebrated every Sunday at 3:30pm at the Brompton Oratory. The service is concluded by a Eucharistic Adoration and Benediction.
Older recordings of the Sung Vespers at the London Oratory and recordings of choral evensongs from other churches can also be found on this Youtube channel. Here is one of the older recordings: