PLATE 17 



No. 1. .00331 M. A1CL 



No. 2. .000331 M. A1C1 3 



No. 3. .000132 M. A1C1, 



No. 4. .000066 M. A1C1 8 



No. 5. .000033 M. A1C1 S 



No. 6. .0000165 M. A1C1 3 



No. 7. .0000033 M. A1C1 3 

 Control. 



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