SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 — 1075 — 



THE CONSTANTS OF NATURE 



PART V 



A RECALCULATION 



OF 



THE ATOMIC WEIGHTS 



BY 



FRANK WIGGLESWORTH CLARKE 



Chief Chemist of ike U. S. Geoiogical Survey 



NEW EDITION, REVISED AND ENLARGED 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1897 



