Charter, New York, 1986, 1^st/1^st.  ISBN 0-441-09336-1.  MMPB, 188 pages.  Very good; light edge and cover wear with a bit of age-toning, light reading creases and lower front corner creases; binding tight.  Interior clean and unmarked with tanned pages, some age-spotting on outer page block.  ‘With a hardcore group of international mercenaries, Casca assaults a fortress on a mountaintop high above the blistering Algerian desert – to rescue the son of a wealthy munitions dealer and his wife.  But even Casca’s “dirty dozen” might not be able to overcome two hundred of the toughest men the desert ever spawned.’ (from rear wrap