The Arm, 1967   The Wardens, 1979 A Movement Toward Eden, 1969   Zebra, 1979 The Doomsday Squad, 1970   Traces of Mercury, 1979 The Killings, 1973   American Saturday, 1981 Last Contract, 1973   Brothers in Blood, 1983 Siberia 10, 1973   Dirt Rich, 1986 Mark the Sparrow, 1975   Quick Silver, 1988 Summit Kill, 1975   Hard City, 1990 The Hunters, 1976   City Blood, 1994 The Last Great Death Stunt, 1977   Challenge the Widow-Maker and other stories of people in peril, 2000 Six Against the Rock, 1977   Crowded Lives and Other Stories of Desperation, 2000