File:Rudolf Carnap in 1929.jpeg

Summary

File information
Description	Portrait of the philosopher Rudolf Carnap in 1929
Source	Archives of Scientific Philosophy - University of Pittsburgh
Date	1929-08
Author	Hellmuth Gall
Permission (Reusing this file)	Public domain in the US due to being published in 1929, but copyright status is unclear in source country as the photographer's date of death is unknown

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