This past winter I arranged two Negro Spirituals for saxophone quartet, Let My People Go and Wade in the Water. I offered them for quick-and-dirty download at that time for $5 a pop.
I have since given Wade a performance-enhancing-substance injection, tidied up the parts and score on both arrangements, and recorded them.
Here are the preview mp3s for both tunes:
You can hear full-length recordings and preview the scores for each here: