Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 866
Kill til … mm wilik&iiiUI Structure of Human Hair:—A, external surface of the shaft, showingthe transverse striae and jagged boundary caused by the imbricationsof the cuticular layer ; B, longitudinal section of the shaft, showingthe fibrous character of the cortical substance, and the arrangementof the…
Microscopy · Biology
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