CONTENTS. 
I. On the great strength given to Ships of War by the application 
of Diagonal Braces. By Robert Seppings, Esq. F.R.S. 
P- i 
II. A memoir on the geography of the north-eastern part of 
Asia, and on the question whether Asia and America are con- 
tiguous, or are separated by the sea. By Captain James 
Burney, F. R. S. p. 9 
III. Additional facts respecting the fossil remains of an animal, 
on the subject of which two papers have been printed in the 
Philosophical Transactions, showing that the bones of the 
sternum resemble those of the ornithorhynchus paradoxus. By 
•SVr Everard Home, Bart. V. P. R.S. p. 24 
IV. An Account of experiments for determining the length of the 
Pendulum vibrating seconds in the latitude of London. By 
Capt. Henry Kater, F. R. S. p. 33 
V. On the length of the French Metre estimated in parts of the 
English standard. By Captain Henry Kater, F. R. S. p.103 
VI. A few facts relative to the colouring matters of some vege- 
tables. By James Smithson, Esq. F. R.S. p. 110 
VII. An Account of experiments made on the strength of materials. 
By George Rennie, jun. Esq. In a Letter to Thomas 
Young, M. D. For. Sec. R.S. p. 1 18 
VIII. On the office of the heart wood of trees. By T. A. Knight, 
Esq. F.R.S, In a Letter addressed to the Rt. Hon. Sir 
Joseph Banks, Bart. G. C. B. P. R. S. p. 1 qy 
