220 J. M. Ordway on Soluble Basic Salts of Tin. 
is worm has not been noticed: before here, at least in 
such multitudes ; it was new to all our/old farmers, and should 
it prove to be the real canker-worm it ‘will be a serious rier and 
evil to the orchards in this part of Ohio. I had a number col- 
lected when full grown and tried to feed and make thei hyber- 
nate in a flower pot filled with moist earth, but they all perished 
before entering the ground. Had this succeeded, a a more perfect 
history of the insect could be given, with drawings of both the 
male and female moth. All I accomplished was the preservation 
of several of me larves in aetdea: 
Art. XXVII—On some Soluble Basic Salts of mer on JouN M. 
OrpwaAy of the Roxbury Labora gapdlon 
SoME years ee a singular liquid came to my notice, in the 
course of my business, under the strange sounding but appro- 
priate name of nitrate of tin; and while seeking to determine 
its nature, some things were observed that are unexplained in 
systematic treatises on chemistry. But some properties since 
pee experiments, to be possessed also by certain combinations 
f tin 
ales is well known that when we attempt to dissolve tin directly 
in pure nitric acid, the metal is simply changed to insoluble 
stannic acid, nitric oxyd being given off. To be sure, if feathe red 
tin is put into very weak nitric acid, say of specific gra 
a gon “a is pane ~ up, but in a short time-at, is 
aor containing no nitric acid. 
offand the metal remains permanent in <eapie A od 
* The same, as is well known, is true of some other metals, Thus! 
have observed in making nitrate of pee large way, that nitric acid of sp. F- 
giving off protoxyd of nitrogen alisiost} ett while ® ; 
