C ONTENTS 
O F 
V O L. LXXI. Part L 
NATURAL Hiftory and Defer iption of the Tyger- 
cat of the Cape of Good Hope. By John Reinhold 
Fodder, LL.D. F. R. and A . S . page i 
II. Experiments and Obfervations on the fpecifc Gravities and 
attractive Powers of various f aline Subjiances . By Richard 
Kirwan, Efq. F. R. S. p. 5, 
III. Account of the violent Storm of Lightning at Eafl-bourn, 
in Suffex, Sept. 17, j 780 ; communicated by Owen Salufbury 
Brereton, Efq. F. R . and A . S. p. 4 2 
IV. An Account of the Harmattan, a f?igular African. Wind. 
By Matthew Dobfon* M.D.F.R . communicated by John 
Fothergill, M. D. F. R. S., P* 46 
V. EJfay on a new Method of applying the Screw,. By Mr . 
William Hunter, Surgeon communicated by Lieutenant Ge- 
neral Melville, F.R.S \ P* ^8 
VI. Account of the Turkey.. Thomas Pennant, 
•F. R. communicated by Jofeph Banks,, £/£„. P., S'. 
P* 6 T 
VII. Account of a Nebula in Coma Berenices. By Edward 
Pigott, Efq . In a Letter to NevilMaikel yne,,D. D. F. R. S„. 
and Ajironomer Royal p, 
