(Unaltered reprint, as White Spirituals in the Southern Uplands: The Story of the Fasola Folk, Their Songs, Singings, and "Buckwheat Notes". Hatboro, PA: Folklore Associates. Reprinted again under the same title, New York: Dover Publications, 1965. .) Kroeger, Karl (1993). American Fuging-Tunes, 1770-1820: A Descriptive Catalog . Westport, CT: Greenwood Press. . Lowens, Irving (1953). "The Origins of the American Fuging Tune". Journal of the American Musicological Society 6, no. 1 (Spring): 43–52. Citations are from the reprinted version in Lowens (1964), except for the ones marked "Lowens 1953". Lowens, Irving (1964). Music and Musicians in Early America. New York: W. W. Norton. MacDougall, Hamilton Crawford (1940). Early New England Psalmody: An Historical Appreciation, 1620–1820. Brattleboro: Stephen Daye Press. Reprinted, Da Capo Press Music Reprint Series. New York: Da Capo Press, 1969. External links The original printed version of Northfield, from the Web site of Centre College, Danville, Kentucky. Ingalls's alterations of Isaac Watts's words, generally ignored today, can be seen. Singing Stoughton Some advice for leaders. Christian music Polyphonic singing