se a less powerful object- rendered one-third of its timbers worthless before a Teredos belong to an old and well-scattered family. glass, and thus secure other advantages in illumina- raft of sufficient size could be got together for towing. tion. There would be with such a lens some outstand-… … CROSS-SECTION OF PILING, SHOWING 800 TEREDO eucalyptus piling is used. This wood withstands the HOLES, NO TWO HOLES BREAKING INTO ONE TEREDO AND CALCAREOUS LINING OF TUBE. action of the teredo for from three to seven years, ANOTHER. but the growth is limited in quantity and size, and the problem of…
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