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f.SCK ; J 



i" ; ; ' \i' .';.. v-i. ,.'fy f " 



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:..":: :, ''-1'X^-v- 



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m 







XXXIV. 



RANA PIPIENS. SPINAL CORD. 



TRANSVERSE SECTION FROM THE MIDDLE OF THE 



BRACHIAL ENLARGEMENT. 



Gelatine Negative No. 123. Miller Bros, I Inch. 



