[ 327 ] 
quiefcunt interni mufculi. Hxc ad primam qux* 
ftionem. 
Ad alteram. 
Sumatur animal quodcumque vivum aut mortuum, 
mergatur fub aqua, et Tub aqua prudenter, nc pul- 
monem lxdas, pertundatur pleura. Si aer elafticus 
eft inter pleuram et pulmonem, bullx adfeendent 
per aquam. Si nullae adfeendunt, nullus adeft aer. 
Id me re&ius noftis, et ex principiis paret. 
Scd repetita fatis experimenta feci. Bullx nun- 
quam adparuerunt in ullo experimento, et videor 
mihi nihil prxeipitis couollarii inde deducere, ft inde 
conclufero, nullum adeo elafticum aerem inter pleu- 
ram ct pulmonem cfl'c. 
D. Gotti ngx, d. 6. Jan. 1749. 
VIII. A Letter from Father Anthony Gaubil 
fefuit , to Dr. Mortimer, Seer, R. S. con- 
taining fome Account of the Know lege of 
Geography amorig the Chinefe, and of Pa- 
per-Money current there. Fran fated from 
the French by T. S. M. D. and F. R. S. 
Peking Nov. 9. 174s. 
SIR, 
Read^ Feb. i. Y T is now fome time fince I received 
j[ from M. de Life Part of a Map of 
the World, found among the Papers of the late 
Dr. Keempfer. In this Map were feveral Chinefe 
T t 2 Cha- 
