POPPER, K.R. The Logic of Scientific Discovery. (1959). Lge-8°. Ocl. First ed. -- Id. Die beiden Grundprobleme der Erkenntnistheorie. Hrsg. v. T.E. Hansen. 1979. Ocl. w. dust-j. -- Added: A.N. PRIOR. Objects of Thought. 1971. Ocl. w. dust-j. -- Id. Paper on Time and Tense. 1968. Ocl. w. dust-j. -- Id. Papers in Logic and Ethic. (1976). Ocl. w. dust-j. -- And 2 o. (7).
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