V1U  CONTENTS  OF  VOL.  XLIII. FOURTH  SERIES. 
Page 
On  the  best  Resistance  of  the  Coils  of  any  Differential  Galvano- 
meter, by  Louis  Schwendler,  Esq 480 
NUMBER  CCLXXXIX.— SUPPLEMENT. 
M.  F.  Zollner  on  the  Origin  of  the  Earth's  Magnetism,  and  the 
Magnetic  Relations  of  the  Heavenly  Bodies.    (With  a  Plate.)  481 
Dr.  C.  R.  A.  Wright's  Reply  to  "An  Examination  of  the  recent 
attack  on  the  Atomic  Theory  " 503 
Prof.  A.  de  la  Rive  on  a  New  Hygrometer 514 
Prof.  Tait  on  the  History  of  the  Second  Law  of  Thermodyna- 
mics, in  reply  to  Professor  Clausius 516 
M.  G.  Quincke  on  Electrolysis,  and  the  Passage  of  Electricity 
through  Liquids 518 
Mr.  J.  A.  Wanklyn  on  Water- Analysis  and  Water 525 
Proceedings  of  the  Royal  Society  : — 
Prof.  J.  C.  Maxwell  on  the  Induction  of  Electric  Currents 
in  an  Infinite  Plane  Sheet  of  uniform  conductivity  ....    529 
Mr.  W.  Whitehouse  on  a  New  Hygrometer 538 
Proceedings  of  the  Geological  Society : — 
Messrs.  T.  R.  Jones  and  W.  K.  Parker  on  the  Foraminifera 
of  the  Family  Rotalinse  (Carpenter)  found  in  the  Cre- 
taceous Formations    543 
The  Rev.  J.  F.  Blake  on  the  Infra-lias  in  Yorkshire   ....    543 
Researches  on  the  Reflection  of  Heat  at  the  surface  of  Polished 
Bodies,  by  M.  P.  Desains 544 
Prize  Question  proposed  by  the  Danish  Royal  Society    546 
Anomalous  production  of  Ozone,  by  Henry  H.  Croft,  Professor 
of  Chemistry,  University  College,  Toronto  , 547 
Index 548 
PLATES. 
I.  Illustrative  of  Mr.  J.  E.  H.  Gordon's  Description  of  a  new  Anemo- 
meter for  Indicating  and  Registering  the  Force  and  Direction  of 
the  Wind  at  any  distance  from  the  Vane,  &c. 
II.  Illustrative  of  Mr.  G.  K.  Winter's  Papers  :— On  Testing  the  Metal- 
resistance  of  Telegraph-wires  or  Cables  influenced  by  Earth- 
currents  ;  and  Observations  on  the  Corona  seen  during  the  Eclipse 
of  December  11th  and  12th,  1871. 
III.  Illustrative  of  M.  F.  Zollner's  Paper  on  the  Origin  of  the  Earth's 
Magnetism,  and  the  Magnetic  Relations  of  the  Heavenly  Bodies. 
