PROCEEDINGS OF 

 THE ROYAL SOCIETY. 



vol. xxxvi. No. 231. 



}L r > <~ CONTENTS. 



^> *, V 



i !> > --..'./.; , March 6, 1884. 



PAGB 



Liat of Candidates 404 



I. Magnetic Polarity and Neutrality. By Professor D. E. Hughes, 



F.E.S. .405 



II. On the Origin of the Fibrin Ferment. By L. C. Wooldeidge, M.B., 



D.Sc., G-eorge Henry Lewes Student . . . . . . . 417 



March 13, 1884. 



I. Eesearches in Spectrum Photography in Kelation to new Methods of 

 Quantitative Chemical Analysis. Part II. By W. N. Haetley, 



F.E.S.E., &c, Professor of Chemistry, Eoyal College of Science, 



Dublin 421 



II. On the Mean Diurnal Variation of Magnetic Declination, from Hourly 



Observations at Fort Eae. By Captain R. P. Dawson, E.A. . . 422 



III. Notes on the Microscopic Structure of some Bocks from the Andes of 



Ecuador, collected by Edward Whymper. No. II. Antisana. By 

 Professor T. Gr. Bonney, D.Sc, F.E.S . . 426 



IV. The Variation of Stability with Draught of Water in Ships. By 



F. Elgae, Professor of Naval Architecture in the University of 

 Glasgow 434 



March 20, 1884. 



I. Experimental Eesearches in Cerebral Physiology. By Victoe HoESLEy, 



M.B., B.S., F.E.C.S., and Edwabd Albeet Schafee, F.E.S. . . 437 

 II. Preliminary Note on the Apex of the Leaf in Osmunda and Todea. 

 (From the Jodrell Laboratory, Eoyal G-ardens, Kew.) By F. O. 



Bowee, F.L.S. 442 



III. On the most Widened Lines in Sun- Spot Spectra. First and Second 

 Series, from November 12, 1879, to October 15, 1881. By J. N. 

 Lockyeb, F.E.S. 443 



For continuation of Contents see Uh 'page of Wrapper. 



Price Six Shillings. 



