11659 712 10 Our Atmosphere Theo Loebsack Additional Author mixed material New York A Mentor Book 1957 Life On Other Worlds Sir Harold Spencer Jones Additional Author mixed material New York A Mentor Book 1956 The Meaning Of Evolution George Gaylord Simpson Additional Author mixed material New York A Mentor Book 1949 Crucibles: The Story Of Chemistry Bernard Jaffe Additional Author mixed material New York A Premier Book 1957 The Birth And Death Of The Sun George Gamow Additional Author mixed material New York A Mentor Book 1940 A Key To The Heavens ( Insight Into Astronomy) Leo Mattersdorf Additional Author mixed material New York A Premier Book 1956 The Crust Of The Earth Samuel Rapport And Helen Wright Additional Author mixed material New York A Signet Key Book 1955 The Age Of Enlightenment Isaiah Berlin Additional Author mixed material New York A Mentor Book 1956 Ideas Of The Great Economists George Soule Additional Author mixed material New York A Mentor Book 1952 Modern Marketing Strategy Edward C. Bursk & John F. Chapman Additional Author mixed material New York A Mentor Book 1964