In this column: nicknames, stage names, Papa Egg Shell, Hambone Eillie Newbern, Hogman Maxey, Steve Hickman, Scrapper Blackwell, Skip James, Son House, Hacksaw Harney, Rabbit Brown, Roosevelt "Grey Ghost" Williams, Jake Edwards, Louisiana Red, Peetie Wheatstraw, Shakey Jake, Harry Oster, Angola State Penitentiary, Studs Terkel, Gene Rosenthal, Adelphi studios In this episode names with a …