Free mp3 sample files:

Nuages ensoleillés sur le Cap Nègre
from Eugene Reuchsel's  Promenades en Provence
(from Pro Organo CD7112)

Allegro (2nd movement)
from Edward Shippen Barnes' Symphonie pour Orgue, Op. 18
(from Pro Organo CD7131)

March in C by Francis Jackson
from the CD Sounds of Francis Jackson
(Lammas LAMM127D)

For more information on these CDs,
please look at the Recordings page.