CONTENTS 
OF 
No. 11. 
Art. I. Account of Meteoric Stones^ Masses of Iron, and 
Showers of Dust, Red Snow, and other substances,, 
which have fallen from the Heavens, from the earliest 
period down to 1819, " Page 221 
II. On the Tides of the Mediterranean, and the occasional 
Luminous Appearances of its Waters. By Henry Ro- 
bertson, M. D. Member of the Literary Society of 
Athens, - - 236 
III. Account of the Experiments of Morichini, Ridolfi, Fir- 
mas, and Gibbs, on the influence of Light in the De- 
velopement of Magnetism, - - 239 
IV, Examination of some Compounds which depend on very 
Weak Affinities. By Jacob Berzelius, M. D. F. R. S. 
&c. « « - - 243 
V. Account of some Experiments, made with the view of 
ascertaining the different substances from which Iodine 
can be procured. By Andrew F yfe, M. D. Lecturer 
on Chemistry, - - - - 254 
VI. On the Preparation of Opium in Great Britain. By 
John Young, Fellow of the Royal College of Sur- 
geons, Edinburgh, « - 258 
VII. Account of a singular affection of Vision. By James 
Russell, Esq. F. R. S. E. and Professor of Clinical 
Surgery in the University of Edinburgh, - 271 
VIII. Account of the Earthquake which destroyed the town 
of Caraccas on the 26th March 1812. By M. Hum- 
boldt, - - 272 
IX. Observations of several Occultations of Fixed Stars by 
the Moon in 1818 and 1819> and of the Solar Eclipse 
of the 5 th May 1818, made at La Valette in Malta. 
By Mr Charles Rumker, - - 280 
X. On the Geognosy of the Cape of Good Hope. By Pro- 
fessor Jameson, « m * 283 
