Ta f.n. 



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Fiô.XÏÏI 



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; _,•„, 



pig.IW 



FioUT 



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Pio.xr 



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G 



Fig. rai 



Bö. un 



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Fio.îYl 



Rd.XU 



Arnesen del. 



Catlgren del. Fi g.XVlll a XIX. 



