PARTRIDGE witu two HEARTS. 335 
I faw nothing contrary to the obfervations contained in 
this account. 
Williamfburgh, Feb. 15, 1782. VERGE. 
I the fubfcriber, merchant at Williamfburgh, refiding 
next door to Mr. Vergé, fenior furgeon of artillery, do 
certify that the roth of this month, this furgeon came to 
fhew me the entrails of a partridge, and pointed out to 
me two hearts very diftin€t, adhering by their blood-vef- 
fels to the fame lung. I moreover certify that Mr. Abo- 
ville has read me the account he has given thereof, and 
that I find nothing in it contrary to what I faw. 
THOMAS BENTLEY. 
Williamfburgh, Feb. 18, 1782. 
fenté a fes yeux. Je certifie n’avoir rien obfervé qui ne foit conforme aux obfervations con< 
tenues dans cet expofé. 
A Williamfburg, le 18 Fev. 17 82. 
(Signé) Verge. 
Je fouffigné marchand demeurant a Williamfburg a coté de chez M. Vergé, chirurgien 
major de l’artillerie, certifie, que le dix de ce mois ce chirurgien vint mé montrer les entrailles 
d'une perdrix, et qu’il m’y fit remarquer deux cceurs, bien diftinéts, tenans tous les deux par 
leurs vaiffeaux fanguins, 4 un méme poumon. Je certifie en outre que M. d’Aboville vient 
de me lire l’expofé qu’il en a fait, et que je n’y ai rien trouvé que de conforme 4 ce que 
j’avois vu. 
A Williamfburg, le 18 Fev. 1782. 
(Signé) Thomas Bentley. 
N° XL. 
Conjectures concerning Wind and Water-Spouts, Tornados 
and Hurricanes. Communicated by Dr. JOHN PERKINS, 
of Bofton, to JouN Morcan, M. D. of Philadelphia, 
Profeffor ef the Theory and Practice of Phyfic; and 
F. R. S. London, &c. 
ITH refpe& to water-fpouts what I am about to 
confider is whether water afcends or defcends in 
Uu‘2 thefe 
