- ■ Numb. 40^. 
philosophical 
TRANSACTIONS 
for the 
jVlontlis of ^iid i^xo 
The CONTENTS. 
w« 
I- Queries/ concerning the Caufe of Cohefton 
of the <Parti of Matter, propofed in a Letter 
to Dr. Defaguliers, F. S. Dy Fr. Triewald 
DireBor of Mechamcks in the Kingdom of 
Sweden. . ^ 0 j 
\ 
II. A Letter to Dr. Rutty, % S. Seer, giving 
a farther Account of the Nature and Virtues of the 
Holt- Waters, from the <l^yerendMr.J. Lewis 
Ficar of the (place. ^ 
•III. A farther Account of . a new Machine, called 
the Marine Siuveyor, deftgned for the Men. 
furatton of the Way of a- Ship ay Sea, more cor- 
re&ly 
