The Weiss CDs by Michel Cardin are available on Brilliant Classics :

http://www.brilliantclassics.com/articles/w/weiss-the-complete-london-manuscript/

Also available on amazon.com in CD and MP3 format :

http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=Brilliant+Weiss+Cardin

And on iTunes in digital format :

https://itunes.apple.com/ca/album/weiss-complete-london-manuscript/id946432982