Robert Westall: The kingdom by the sea / by Marion Simon ; general ed.: C. BoskerJohn Hare: Letters for a spy / by Marion Simon ; general ed.: C. BoskerSue Welford: You've got to have the heart / by Marion Simon ; general ed.: C. BoskerRumer Godden : The greengage summer / by Marion Simon ; general ed.: C. BoskerJohn Steinbeck : The moon is down / by Marion Simon ; general ed.: C. BoskerHarry Gilbert: The star zoo / by Marion Simon ; general ed.: C. BoskerRobert Swindells, Stone cold / by Marion Simon ; ed. C. Bosker