Supplement to Nature^ 

 December q, 1897 



Nature 



A WEEKLY 



ILLUSTRATED JOURNAL OF SCIENCE 



VOLUME LVI 



MAY 1897 to OCTOBER 1897 



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" To the solid ground 

 Of Nature trusts the mind which builds for a>'^."— Wordsworth 



f0nb0tt 

 MACMILLAN AND CO., Limited 



NEW YORK- THE MACMILLAN COMPANY 



