Princeton: Princeton University Press, 1947.
Some b/w illustrations and diagrams. 308 pages. Short 8vo, tan cloth, d.w. (light chipping and edgewear). Princeton: Princeton University Press, 1947. Seventh printing. Ownership bookplate and small stain on rear of title, else a very good(+) copy in very good-) dust wrapper.
New and enlarged edition, including statements by the British and Canadian governments.
Dust Wrapper: Yes
Condition: Very Good / Very Good(-)