Monday^ 5th January 1852. 



PAGE 



1. On the Absolute Intensity of Interfering Light. By Profes- 



sor Stokes. Communicated by Professor Kelland, . 98 



2. On Meconic Acid, and some of its Derivatives. By Mr Henry 



How. Communicated by Dr T. Anderson, . . 99 



3. On the Place of the Poles of the Atmosphere. By Professor 



C. PiAzzi Smyth, . . . . .101 



Donations to the Library, . . . . 104 



Monday, 19th January 1852. 



1. Defence of the Doctrine of Vital Affinity, against the Objec- 



tions stated to it by Humboldt and Dr Daubeny. By Dr 

 Alison, . . . . . .105 



2. On the Fatty Acid of the Cocculus Indicus. By Mr William 



Crowder. Communicated by Dr Anderson, . .107 



Monday, 2d February 1852. 



1 . On the Function of the Spleen and other Lymphatic Glands, 



as originators of the Corpuscular Constituents of the Blood. 



By Dr Bennett, . . . . .107 



2. On the Mechanical action of Radiant Heat or Light : On 



the Power of Animated Creatures over Matter : On the 

 Sources available to Man for the production .of Mechanical 

 Effect. By Professor William Thomson, . . 108 



Donations to the Library, .... 114 



Monday, 16th February 1852. 



1 . On some Improvements in the Instruments of Nautical Astro- 



nomy. By Professor C. Piazzi Smyth, . . 114 



2. Notice of an Antique Marble Bust. By Andrew Coventry, 



Esq., . . . . . .115 



3. Note on a Method of procuring very rapid Photographs. By 



John Stuart, Esq., . . .... 116 



Donations to the Library, . . . .117 



Monday, 1st March 1852. 



1 . On some Salts and Products of Decomposition of Pyromeconic 



Acid. By Mr James F. Brown. Communicated by Dr 

 Anderson, . . . . . ^ . 117 



2. On the Organs in which Lead accumulates in the Horse, in 



cases of slow poisoning by that Metal. By Dr George 

 Wilson, . . . . . .119 



3. Notice regarding the occurrence of Pumice in the Island of 



Tyree. By The Duke of Argyll, . . .120 



4. Recent Observations on the direction of the Striae on Rocks 



and Boulders. By James Smith, Esq., . . 121 



Donations to the Library, .... 121 



For continuation of Contents see p. 3 of Cover. 



