Notes: Printing History: Lippincott edition published March 1959 2nd printing April 1959 3rd printing June 1959 Bantam edition published March 1960 2nd printing March 1960 3rd printing March 1960 4th printing October 1960 5th printing February 1961 6th printing August 1961 7th printing October 1961 8th printing March 1962 9th printing October 1962 10th printing January 1963 Bantam Pathfinder edition published May 1964 12th printing June 1964 13th printing March 1965 14th printing January 1966 15th printing October 1966 16th printing May 1967 17th printing September 1968 18th printing April 1969 19th printing August 1969 20th printing February 1970 No cover artist credited on cover or credits page, no visible signature