PLATE II 



The extent of lesions in animals which learned the double-platform box after 

 operation, continued. 



FIG. 10. Occipital case (group 3). 



FIGS. 11-15. Parietal cases (group 4). 



FIG. 16 (17). Frontal cases, identical (group 5). 



FIGS. 18-19. Fronto-parietal cases (group 6). 



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