548 
INDEX  to  VOL.  XLIII. 
ABBOTT  (Rev.  T.  K.)  on  the  theory 
of  the  tides,  20. 
Acoustical  experiments  on  the  trans- 
lation of  a  vibrating  bodv,  on  some, 
278. 
Airy  (G.  B.)  on  the  computation  of 
the  lengths  of  waves  of  light,  152; 
on  a  supposed  alteration  of  aberra- 
tion of  light  by  its  passage  through 
a  refracting  medium,  310;  on  the 
directive  power  of  large  steel  mag- 
nets, of  bars  of  magnetized  soft 
iron,  and  of  galvanic  coils,  in  their 
action  on  external  small  magnets, 
472. 
Alizarine,  on  the  absorption-spectrum 
of  the  vapours  of,  475. 
Alvergniat  (M.)  on  a  new  phenome- 
non of  phosphorescence  produced 
by  frictional  electricity,  80. 
Ampere's  molecular  currents,  on,  132. 
Anemometer,  description  of  a  new, 
32. 
Atkinson  (R.  W.)  on  the  atomic 
theory,  428. 
Atmospheric  tides,  on  the  mathema- 
tical theory  of,  24. 
Atomic  hypothesis,  on  the  relations 
between  the,  and  the  condensed 
symbolic  expressions  of  chemical 
facts,  241,  428,  503. 
Bicyclic  chuck,  on  a,  365. 
Blaserna  (M.)  on  the  displacement  of 
the  spectral  lines  by  the  action  of 
the  temperature  of  the  prism, 
239. 
Books,  new  :  —  Clerk  Maxwell's 
Theory  of  Heat,  149 ;  Prince's 
Climate  of  Uckfield,  151;  Tod- 
hunter's  Calculus  of  Variations, 
224 ;  Merrifield's  Technical  Arith- 
metic and  Mensuration,  226; 
Monthly  Notices  of  the  Royal  As- 
tronomical Society,  305 ;  Williams's 
Observations  of  Comets  from  B.C. 
611toA.D.  1640,  306;  Weather- 
charts,  ib.\  Williamson's  Treatise 
on  the  Differential  Calculus,  30/  ; 
Ogilby's  New  Theory  of  the  Figure 
of  the  Earth,  308;  Frost's  Ele- 
mentary Treatise  on  Curve-tracing, 
376  ;  Smith's  Arithmetic  in  Theory 
and  Practice,  3/7;  Harris's  Kuklos, 
379  ;  Jellett's  Theory  of  Friction, 
469. 
Bruce  Warren  (T.  T.  P.)  on  calcula- 
ting-machines, 3.96. 
Calculating-machines,  on,  396. 
Calculus  of  variations,  on  the  solu- 
tion of  three  problems  in  the,  52. 
Caoutchouc,  on  the  disengagement  of 
heat  by,  when  stretched,  ]57. 
Caylev  (Prof.  A.)  on  a  bicyclic  chuck, 
365. 
Challis  (Prof.)  on  the  mathematical 
theory  of  atmospheric  tides,  24 ; 
on  the  solution  of  three  problems 
in  the  calculus  of  variations,  52 ; 
on  the  theory  of  the  aberration  of 
light,  289  ;  on  the  hydrodynamical 
theory  of  magnetism,  401. 
Chlorine,  on  the  absorption-spectrum 
of,  318. 
Clausius  (Prof.)  on  the  mechanical 
theory  of  heat,  106,  338,443,  516. 
Cockle  (Sir  J.)  on  hyperdistributives, 
300. 
Cohesion-figures,  on  the  true  cause  of 
the  formation  of,  400. 
Corona,  observations  on  the,  seen 
during  the  eclipse  of  Dec.  11  and 
12,  1871,  191. 
Croft  (Prof.  H.  H.)  on  an  anomalous 
production  of  ozone,  54/. 
De  la  Rive  (A.)  on  a  new  hygrome- 
ter, 514. 
