Monday, ith April 1853. 



PAGF. 



1 . On Nitric Acid as a source of the Nitrogen found in Plants. 



By Dr George Wilson, . . . . . 189 



2. Observations on the Amount, Increase, and Distribution of 



Crime in Scotland. By George Makgill, Esq. of Kemback, 190 



Monday, IBth April 1853. 



1 . Notice of recent Measures of the Ring of Saturn. By Professor 



C. PiAZZi Smyth, . . . . . . 192 



2. Chemical Notices. By Professor Gregory, . . . 193 

 ■' Observations on the Structural Character of Rocks. Part II. 



By Dr Fleming, . . . . . . 197 



1. Some Observations on Fish, in relation to Diet. By Dr John 



Davy, ....... 197 



Donations to the Library, . . . . . 198 



