ii CONTENTS. 
Art. VII. Account of a Fossil Crocodile recently discovered in 
the Alum-Shale near Whitby. By the Reverend 
George Young, A. M. Member of the Wernerian 
Natural History Society, Author of the Geologi- 
cal Survey of the Yorkshire Coast, &c. (With a 
Plate), - 
VIII. A short Narrative of Facts relative to the Invention 
and Practice of Steam-Navigation by the late Pa- 
trick Miller, Esq. of Dalswinton. Drawn up 
by his Eldest Son, Patrick Miller, Esq. 
IX. Observations and Experiments on the Structure and 
Functions of the Sponge. By Robert Edmond 
Grant, M.D. F.R.S.E. F.L.S. M.W.S., &c. 
X. Sketch of the Geology of Sicily. By Charles Dau- 
beny, M.D. F. R.S. Professor of Chemistry in the 
University of Oxford. (With a Map), 
XI. An Account of the Experiments of Mr Barlow of 
the Royal Military Academy, and those of M. Ara- 
go, on the Magnetism induced or exhibited in 
Iron, and in other Metals, by Rotation. By Mr 
James Marsh. Communicated by Professor Bar- 
low, - - - 
XII. Remarks upon Ground-Ice, or Ice formed at the 
bottom of running Waters. By Professor Me- 
RIAN, - 
XIII. Meteorological Table, shewing the state of the Baro- 
meter and Thermometer, at 9 o’clock in the morn- 
ing, in Dunfermline, for Twenty Years, 1805 — 
1824, both inclusive. By the Rev. Mr H. Fer- 
gus, - - 
XIV. Synoptical Table of the Formations of the Crust of 
the Earth, and of the Chief Subordinate Masses. 
By Aime' Boue', M.D. Member of the Wernerian 
Society, &c. - 
XV. Account of the Ferry across the Tay at Dundee. 
By Captain Basil Hall, R.N. F.R.S.L. & E. 
XVI. Account of a new and commodious method of re- 
gulating the Movements of Steam- Vessels. By 
Messrs James and Charles Carmichael of Dun- 
dee. Communicated in a Letter to Captain Basil 
Hall, R.N. (With a Plate), 
76 
81 
94, 
107 
119 
125 
129 
130 
146 
159 
