CONTENTS. 
PAGE. 
I Observations on the effects of Severe Frost on the 
Blossoms of the Jargonelle Pear at different 
periods of their growth, and on the common 
methods of preserving Wall Trees from Frost. 
By Joun Moors, Esq., FLLAS. ......seeeerereeeenes 
II An Account of some Experiments to determine the 
quantity of Carbonic Acid in the Atmosphere. 
By Mr. WiILt1aM HADFIELD. ......s0eeeeeeeeeeeee 
IIL On the Sepulchral Monuments of Sardis and 
Mycene. By Wi111am RatHeone Gre, Esq. 
IV On the probable origin of Modern Corporations, 
Srom the Municipia of the Romans, and their 
subsequent internal changes. By the Rev. Joun 
KGNRICK, MICAS Coen c ccbce cect oe creet cathe eevee 
V Experiments and Observations on the Efflorescing 
properties of some salts of Soda. By HEnry 
10 
19 
33 
Hove WATSON, Esq: .........s0seeeee et SORTTEEE 78 
VI A Memoir of the Life and Writings of the late Dr. 
