Originally published: New York: Random House, 1969; London: HarperCollins Children's, 1977. Originally published: New York: HarperCollins, 2006; London: HarperCollins Children's, 2007 Originally published: New York: Random House, 1954; London: Collins, 1976 Originally published: New York: Random House, 1965; London: Collins, 1966 Originally published: New York: Random House, 1971; London: Collins, 1972 Originally published: New York: Random House, 1969; Glasgow: Collins, 1973 Originally published: New York: London: Random House, 1962; London: Collins, 1964 Originally published: New York: Random House; Glasgow, Collins, 1972 Originally published: New York: Harper & Row, 1962; London: Bodley Head, 1968 Originally published: New York: Harper & Row, 1965; London: Bodley Head, 1966