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 Henby 



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 Andrkw 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, 



