Bill Haley is the neglected hero of early rock & roll. Elvis Presley and Buddy Holly are ensconced in the heavens, transformed into veritable constellations in the rock music firmament, their music respected by writers and scholars as well as the record-buying public, virtually every note of music they ever recorded theoretically eligible for release. And among rock & roll pioneers, Chuck Berry is also given his due in the music marketplace and by the history books, and Bo Diddley is acknowledged appropriately in the latter, even if his music doesn't sell the way it should. Ye...