TABLE OF CONTENTS 
TO THE THIRTY-SIXTH VOLUME. 
SEITEiMBER, 1S13. 
Engraving of the following subject : Diagrams to illustrate the Doctrins 
of Forces, 
I. — On common Ink for wriiing. By Dr. Bancroft, F. R. S. &c. From 
his Researches into Permanent Colours. (Concluded from p. 237 voJ. 
XXXV.) - - - _ 
II. — -Inquiries concerning the mutual Decomposition of soluble and instilu- 
ble Salts. By M. Dulong. (Continued from page 2SO.) ~ ~ 9 
III. — Meteorological Journal. • - - - 20 
XV. — Observations on the fall of Stones from the Air, or Aerolites. By M. 
Marcel de Serres. (Concluded from p, 250, vol. xxxv.) - 22 
V. — The seeds of all Plants first formed in the Pvoots, shewn in a Letter 
from Mrs. Agnes Ibbetson. - - - - 34 
VI. -—Remarkable Facts of the Glass of ^VinJows being corrorled by tlm 
Vapours from Copper Works. In a Letter from a Correspondent. - 45 
VII-— Cursory Remarks on the mineral Subst.ince called, in Derbyshire, 
Rotten Stone. By William Martin, F. L. S. Ac. - - 40 
VIII. — On the Measure of Moving Force. By Peter Ewart - 5(i 
IX. — Classification of certain Luminous Appearances which re.snlt from 
the Reflection or Refraction cf Light by Clouds, and which are commonl. 
call Halos, Rainbows, Parhelia, Ac. By Mr. Tho. Forster, F. L. S. - 6; 
Scientific News. - - - - > y i 
OCTOR'^ 
