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Skull base at autopsy, showing the extent of fibrosarcoma extension evident

Photograph of the skull base at autopsy, showing the extent of tumor (fibrosarcoma) extension evident. The white line shows the location of the tumor (it was changed from the less obvious black line used in the original illustration). (Source: Yaver S. Sur un cas de sarcome de la base du crâne [In a case of skull base sarcoma]. Xe congrès international d'otologie, Paris, 19-22 juillet 1922.Tome II. Comptes-Rendus des Séances. Paris: Librairie Octave Doin, 1923:791-9.)