The CONTENTS. 
Berlin, by M. Grifcow jun. and M. Kies. Trans- 
lated from the French. p. 339. 
XII. Alberti Halleri, Archiatri et Confil. Anl. Reg. 
in Acad. Gottingenf. Mediants Frof. necnon R. S. 
Lond. Sodalis, Obfervationes de Viis Seminis. 
A 34o. 
Xm. A Letter from John Martyn, M. D. Prof. 
Botan. Cantab. & F. R. S. to the Frefident , con- 
cerning an Aurora Borealis feen February 16. 
1749-V0. p. 345. 
XIV. A Letter jrom the Rev. Henry Miles, D. D. 
and F. R. S. to Henry Baker, F. R. A. concerning 
an Aurora Borealis/^w ]an. 23. p. 34 <5. 
XV. A Letter from Mr . William Watfon, F. R. S. 
to the Royal Society, declaring that he as well 
as many others have not been able to make Odours 
pafs thro Glafs by means of Electricity ; and 
giving a particular Account of Frofeffor Bofe at 
Wittembcrg his Experiment of Beatification, or 
caufing a Glory to appear round a Alans Head 
by Electricity. p. 348, 
XVI. Fart of a Letter from Mr. Frofeffor Euler 
to the Reverend Mr. Wetftein, Chaplain to his 
Royal Highnefs the Frince , concerning the Con- 
traction of the Orbits of the Planets. 'Iranfated 
from the French by T. S. M. D. and F. R. S. p-$f6. 
XVII. A Catalogue of the fifty Riant s from Chelfca 
Garden, prefented to the Royal Society, by the 
worjbipful Company of Apothecaries fir the Tear 
1748, purfuant to the Direction of Sir Hans 
Sloane, Bart. Med. Reg. et Societat. Reg. nuper 
Pra?f. 
