Mass Market Paperback. Condition: Very Good / Good. Please see any and all photos connected with this listing. A bit scuffed but all pages intact and legible. Good reading copies. Clean. No store stamps. --- --- NIGHTWATCH (Very Good) --- The year is AD2006 and Earth is on the brink of war and is near to a total collapse so thoughts turn with the imminent destruction of Earth to building a colony on the moon with the help of the Russia Dvornik moonbase. . . . .But even there, things are not going as planned and there is a fear that an "alien" spaceship is heading straight for the moonbase but is it friend or foe? --- CHALLENGE THE HELLMAKER (Good) --- A near-future world is dominated by a repressive U. N. Security force. The last barrier to its total dictatorship is a small group of international scientists isolated on a space station miles above the Earth. . .and the Hellmaker. . .