fyi Got this from a friend at Indiana University: IU Press has a forthcoming book, Rick Kennedy and Randy McNutt, LITTLE LABELS-BIG SOUND: SMALL RECORD COMPANIES AND THE RISE OF AMERICAN MUSIC (May 1999), including chapts. on Gennett, Paramount, King, Sun, Riverside, King, Dial, Duke-Peacock, Ace, Monument, and Delmark.