p» 
IV. Jn Account of the ^ttkfnake. the Ho^ 
nourabk Paul Dudley, F. 5 ^ S, 
y. Some ObferVations upon Vipers 5 on occafion of 
the foregoing (Relation. !By C. J. Sprengell, 
M.V. F.% S. 
.VI* Ohferyations on the Figures of Snow, ©^ the 
^Verend Benj. Langwich, ©. D, (F^Eior of 
Pec worth in Sufiex. In a Letter to Dr, Jurin, 
( 2 ^ S'. Seer. 
* V 
yil. Ob/erVationes Aurora Dorealis per qiiadrienni^ 
urn faEi^y Lennae Regis in Korlolcia. Ex 
epifiola doEtiffimi Objeryatoris ad Marcinum 
Folkes, Arm. F^g, Soc, Vice -Dr 
VIII. An Account of a Catadioptrick^ Telefcope, made 
John Hadley, Ejq;^ F, S. . M^ith the ©e- 
. feription of a Machine contriVd by hhn for the 
applying it to ufe. ^ 
IX. Anatomia fenis decrepiti, annorum 1 op. faEia 
Tiguri, die z. Feb. 1723. Jjoh. Jacobo 
Scheuchzero, TgurinOy Med. DoEl, Mathefeos, 
Dref (^gU Societatis Socio, 
\ 1 . A 
