CONTENTS, lii 
Art. XXI. On the Geographical Distribution of the Vine (Vitis 
vinifera.) By Professor Sci-iouw, - 360 
XXII. On the Illuminating power of Coal-Gas and Oil-Gas, 
By Andrew Fyfe, M. D. F. R. S. E. Lecturer on 
Chemistry, Edinburgh, - - 367 
XXIII. A general Theorem relating to Regular Polygons. 
By William Wallace, F. R. S. E. Professor of 
Mathematics in the University of Edinburgh, 377 
XXIV. Letters from Dr O u dn e y,— from Mr Bowdich,— = 
and from Captain Parry. 
I. Dr Oudney to Professor Jameson, - - 380 
Dr Oudney to Professor Jameson, - - 38§ 
II. Extractor a Letter from Mr Bowdich to Prof. Jameson, 384 
III. Mr Merricks to Professor Jameson, - - 388 
IV. Extract of a Letter from Captain Parry to Professor 
Jameson, - ife» 
XXV. On the Detection of Minute Quantities of Arsenic in 
mixed Fluids. By Robert Christison, M. D. 
F. R. S. Professor of Medical Jurisprudence in the 
University of Edinburgh. ~ - 389 
XXVI. Remarks on the Light of the Moon and of the P.la« 
nets. By John Leslie, Esq. Professor of Natural 
Philosophy in the University of Edinburgh, and 
Corresponding Member of the Royal Institute of 
France. - 3Q3 
XXVII. List of Rare Plants which have Flowered in the 
Royal Botanic Garden at Edinburgh, during the 
last three months. Communicated by Dr Graham, 
Regius Professor of Botany in the University of 
Edinburgh,. - - «. 401 
XXVIII. Celestial Phenomena from October 1. 1824 to Ja- 
nuary 1. 1825, calculated for the Meridian of 
Edinburgh, Mean Time. By Mr George Innes, 
Aberdeen, « 
XXIX. Proceedings of the Wernerian Natural History So- 
ciety, - 403 
XXX. Scientific Intelligence, » „ 404 
ASTRONOMY. 
1. Astronomical Observations by Dr Olbers, ~ IR, 
METEOROLOGY. 
% Fall of Meteoric Stones. 3. Account of a St Elm’s Fire 
seen in Poland. 4. Remarkable Whirlwind. 405-400 
