Very little information confined to Alabama. Again, references in Epstein.
Waterbury, Maria, 1891, "Seven Years Among the Freedmen," 2nd ed., Arnold Chicago. Reports "The Heavenly Dance" from Alabama.
Cade, John B., "Out of the Mouths of Ex-Slaves, Jour. Negro History 20 (1935), 294-337. At least one report from Alabama.

The American Memory has some slave narratives from Alabama. In general, songs were not collected by the interviewers, but there is some information about services.