CONTENTS— {continued). 



PAGE 



VI. Preliminary Keporfc to Professor Wyville Thomson, F.R.S., Director of 

 the Civilian Scientific Staff, on Work (Chemical and Geological) done on 

 board H.M.S. ' Challenger.' By J. Y. Buchanan, Chemist and Physicist 

 to the Expedition 593 



VII. Report to the Hydrographer of the Admiralty on the Voyage 4$ the ' Chal- 

 lenger ' from the Falkland Islands to Monte Video, and a Position in lat. 

 32° 24' S., long. 13° 5' W. By Professor Wyyille Thomson, F.R.S., 

 Director of the Civilian Scientific Staff on board. (Plates 25-33.) . . .623 



Index 637 



CATALOGUE OF SCIENTIFIC PAPERS. 



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