260 Scientific Intelligence. 
e 
doubts as to the signification and value of Hinrichs’s atom-mechai 
ile apparently based upon mathematical principles, . 
correct ideas of the relations of space and force are entirely 
Ing. — Science will consequently, have nothing to expect from 
Hinrichs’s work in its present form, and like a still-born child it will 
be neither mourned nor missed. Every one who has seen from 
grat ie nie Bal a 
d ee 
described by Sir William Thompson in the Philosophical see? of 
for July 1867. I repeated these experiments with the kind : fae 
. Emerson Reynolds; in do so an interesting varlab’ 
them presented itself which renders the air-rin tually visible 
: sted to me 
inches in diameter, the side opposite having a piece of stout dat 
stramed over it. A blow on the sacking causes 4n air-Ting 6 3 
from the hole, Two large flasks containing respectively , rs 
with their a 
2 ed; from the ae 
their vapors a dense column of the fumes of chlorid of Sect 7 
apparatus was placed about eight or te? pes 
e air-ring d aD i : 
two concentric smoke-rin ; but closer examination 2" The 
proved column of smoke showed what had really d: it bad - 
