IV 
CONTENTS. 
XVI. On the Direction and Velocity of the Motion of the Sun , and 
Solar System. By William Hers chel, LL.D. F. R. S. p. 233 
XVII. On the Reproduction of Buds. By Thomas Andrew Knight, 
Esq. F.R.S. In a Letter to the Right Hon. Sir Joseph Banks, 
K . B. P. R. S. p. 257 
XVIII. Some Account of two Mummies of the Egyptian Ibis, one 
of which was in a remarkably perfect State. By John Pearson, 
Esq. F. R. S. p. 2 64 
XIX. Observations on the singular Figure of the Planet Saturn. 
By William Herschel, LL. D. F. R. S. p. 272 
XX. On the magnetic Attraction of Oxides of Iron. By Timothy 
Lane, Esq. F. R. S. p. 281 
XXI. Additional Experiments and Remarks on an artificial Sub- 
stance , which possesses the principal characteristic Properties of 
Tannin. By Charles Hatchett, Esq. F. R. S. p. 285 
XXII. On the Discovery of Palladium ; with Observations on 
other Substances found with Platina. By William Hyde 
Wollaston, M. D. Sec. R. S. p. 316 
XXIII. Experiments on a Mineral Substance formerly supposed to 
be Zeolite ; with some Remarks on two Species of Uran-glimmer. 
By the Rev. William Gregor. Communicated by Charles 
Hatchett, Esq. F. R. S. p. 331 
