For sheer glory, try "Mass for Christmas Morning" (Michael Praetorius, composer) on the Archive label. I don't know where my wizard friend Jan finds these works but I'm sure glad he does!
Organ..
I'm looking for suggestions on the biggest and baddest pipe organ pieces ever written, as well as specific audiophile recordings of these pieces. Suggestions for both CD and vinyl sources would be appreciated. I'm looking for MASSIVE dynamic range, and EXCRUCIATING detail. I want an organasm...