After The Seventh Day. The World Man Created

NY: Simon and Schuste, 1961. 1st Edition. Hardcover. Very Good/Very Good. Inscribed by Scottish author and journalist Calder, an early disarmament activist, to Detlev Bronk, president of Johns Hopkins an Rockefeller University on the ffe: "For Detlev Bronk, In gratitude for his encouragement of science writers - especially this one. With affectionate regards, Ritchie'. Clean copy in unclipped dustjacket with slightly tanned spine and modest edgewear.