HISTOBY OF THE ATOMIC THEOEY. 259 



duced from the Mechanical Effects arising from Atmospherical 

 Pressure on the Animal Frame. 



85. January 22nd, 1830. Remarks on a Statement of the 

 Amount of Rain fallen at different places on the line of the 

 Rochdale Canal. 



86. March 5th, 1830. On the Quantity of Food taken 

 by a person in health, compared with the Quantity of the 

 different Secretions during the same period ; with Chemical 

 Remarks on the several Articles. 



87. October 15th, 1830. Chemical Observations on cer- 

 tain Atomic Weights, as adopted by different Authors ; with 

 some Remarks on the Notation of Berzelius. 



88. October 29th, 1830. Observations on the Causes of 

 Colouring Matter. 



89. November 23rd, 1830. Chemical Observations on 

 certain Atomic Weights, as adopted by different Authors; 

 with Remarks on the Notation of Berzelius. 



90. January 21st, 1831. Meteorological Observations for 

 a period of thirty-seven years ; with Theoretical Remarks. 



91. February 18th, 1831. On the Quantity of Oxygen 

 in Atmospheric Air. 



92. December 2nd, 1831. On the Proportion of Oxygen 

 Gas in the Atmosphere. 



93. January 13th, 1832. A Summary of Meteorological 

 Observations, for 1831, made in Manchester and the vicinity. 



94. January 11th, 1833. Dr. Dalton's Remarks on the 

 Meteorology of the last year. 



95. March 8th, 1833. Observations on the Anomalous 

 Vision of Colours. 



96. November 1st, 1833. A Description of an imaginary 

 Aurora Borealis in the North of England. 



97. February 7th, 1834. An Account of Meteorological 

 Observations, at Manchester and other places, in the year 1833. 



98. March 7th, 1834. Some Remarks on Clouds: their 

 Nature, Height, &c. 



