﻿INDEX. 
  667 
  

  

  M 
  

  

  Marine 
  Invertebrate/, 
  new 
  to 
  the 
  British 
  Seas, 
  on 
  some 
  remarkable, 
  307- 
  

  

  Maxwell 
  (James 
  Clerk). 
  On 
  the 
  equilibrium 
  of 
  elastic 
  solids, 
  87. 
  

  

  Mechanical 
  Action 
  of 
  Heat, 
  especially 
  in 
  gases 
  and 
  vapours, 
  147. 
  

  

  Meconic 
  Acid, 
  and 
  some 
  of 
  its 
  derivatives, 
  401. 
  

  

  Metaphysicians, 
  speculations 
  of 
  Dr 
  Brown 
  and 
  other 
  recent, 
  regarding 
  the 
  exercise 
  of 
  the 
  senses, 
  513. 
  

  

  N 
  

  

  Nitric 
  Acid, 
  as 
  a 
  source 
  of 
  the 
  nitrogen 
  found 
  in 
  plants, 
  591. 
  

   Nitrogen 
  found 
  in 
  Plants, 
  on 
  nitric 
  acid 
  as 
  a 
  source 
  of 
  the, 
  591. 
  

  

  

  

  Opium, 
  researches 
  on 
  some 
  of 
  the 
  crystalline 
  constituents 
  of, 
  347. 
  

  

  P 
  

  

  Peruvian 
  Musical 
  Instrument, 
  like 
  the 
  syrinx 
  of 
  the 
  Ancients, 
  dissertation 
  on 
  a, 
  121. 
  

   Probabilities, 
  summation 
  of 
  a 
  compound 
  series, 
  and 
  its 
  application 
  to 
  a 
  problem 
  in, 
  541. 
  

  

  R 
  

  

  Rankine 
  (W. 
  J. 
  Macciuorn). 
  On 
  the 
  mechanical 
  action 
  of 
  heat, 
  especially 
  in 
  gases 
  and 
  vapours, 
  147. 
  

   Note 
  as 
  to 
  the 
  dynamical 
  equivalent 
  of 
  temperature 
  in 
  liquid 
  water, 
  and 
  the 
  specific 
  heat 
  of 
  

   atmospheric 
  air 
  and 
  steam, 
  191. 
  On 
  the 
  power 
  and 
  economy 
  of 
  single-acting 
  expansive 
  steam- 
  

   engines, 
  195. 
  On 
  the 
  economy 
  of 
  heat 
  in 
  expansive 
  machines, 
  205. 
  On 
  the 
  centrifugal 
  theory 
  

   of 
  elasticity, 
  and 
  its 
  connection 
  with 
  the 
  theory 
  of 
  heat, 
  425. 
  On 
  the 
  computation 
  of 
  the 
  

   specific 
  heat 
  of 
  liquid 
  water 
  at 
  various 
  temperatures, 
  from 
  the 
  experiments 
  of 
  M. 
  Regnault, 
  441. 
  

   On 
  the 
  absolute 
  zero 
  of 
  the 
  perfect 
  gas 
  thermometer 
  ; 
  being 
  a 
  note 
  to 
  a 
  paper 
  on 
  the 
  mechanical 
  

   action 
  of 
  heat, 
  561, 
  565. 
  

  

  Rowney 
  (Thomas). 
  On 
  a 
  new 
  source 
  for 
  obtaining 
  capric 
  acid, 
  and 
  remarks 
  on 
  some 
  of 
  its 
  salts, 
  219. 
  

  

  s 
  

  

  Salmo 
  umbla, 
  some 
  observations 
  on 
  the 
  charr 
  (Salmo 
  umbla), 
  relating 
  chiefly 
  to 
  its 
  generation 
  and 
  

  

  early 
  stage 
  of 
  life, 
  321. 
  

   Senses, 
  observations 
  on 
  the 
  speculations 
  of 
  Dr 
  Brown, 
  and 
  other 
  recent 
  metaphysicians, 
  regarding 
  the 
  

  

  exercise 
  of 
  the, 
  513. 
  

   Single- 
  Acting 
  Expansive 
  Steam-Engines, 
  on 
  the 
  power 
  and 
  economy 
  of, 
  195. 
  

   Smyth 
  (Charles 
  Piazzi). 
  Some 
  remarks 
  on 
  the 
  theories 
  of 
  cometary 
  physics, 
  131. 
  Contributions 
  

  

  to 
  a 
  knowledge 
  of 
  the 
  phenomena 
  of 
  zodiacal 
  light, 
  489. 
  On 
  the 
  total 
  solar 
  eclipse 
  of 
  1851, 
  

  

  503. 
  

   Solar 
  (total) 
  Eclipse 
  o/1851, 
  503. 
  

   Solids, 
  on 
  the 
  equilibrium 
  of 
  elastic, 
  87. 
  

  

  Steam 
  Engines, 
  on 
  the 
  power 
  and 
  economy 
  of 
  single-acting 
  expansive, 
  195. 
  

   Stokes 
  (Professor). 
  On 
  the 
  total 
  intensity 
  of 
  interfering 
  light, 
  317. 
  

   Sun, 
  on 
  the 
  total 
  eclipse 
  of 
  the, 
  on 
  July 
  28, 
  1851, 
  observed 
  at 
  Gbteborg, 
  with 
  a 
  description 
  of 
  a 
  new 
  

  

  micrometer, 
  335. 
  On 
  the 
  red 
  prominences 
  seen 
  during 
  total 
  eclipses 
  of 
  the, 
  461. 
  

   Swan 
  (William). 
  On 
  the 
  total 
  eclipse 
  of 
  the 
  sun, 
  on 
  July 
  28, 
  1851, 
  observed 
  at 
  Goteborg, 
  with 
  a 
  

  

  description 
  of 
  a 
  new 
  position 
  micrometer, 
  335. 
  On 
  the 
  red 
  prominences 
  seen 
  during 
  total 
  

  

  eclipses 
  of 
  the 
  sun, 
  461. 
  

  

  