ORIGIN AND FATE OF OSTEOCLASTS 



LESLIE B. AREY 



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20 



PLATE 4 



oct 



w 





6 



C.J 1 .. 







5? 



- 



■ & 



5 



fife 





21 



is 



*^ .9 



■ -■ a> 



OCd 











22 



345 



