XVI. On the Direction and Velocity of the Motion of the Sun, and Solar System. By William Herschel, L.L.D. F.R.S.
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.
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.
XX. On the magnetic Attraction of Oxides of Iron. By Timothy Lane Esq. F.R.S.
XXI. Additional Experiments and Remarks on an artifical Substance, which possesses the principal characteristic Properties of Tannin, By Charles Hatchett, Esq. F.R.S.
XXII. On the Discovery of Palladium; with Observations on other Substances found with Platina, By William Hyde Wollaston, M.D. Sec. R.S.
XXIII. Experiments an 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.