PARTS BY VOLUME OF CARBONIC ANHYDRIDE IN 10,000 oF Ar. 
rilate AVI. 
7 
F 
3:8 
oy 
PETERMANN& GRAFTIAU. 
Gembloux.) 
6 
| SPRING & ROLAND. 
(Leege.) 
Fr. FARSKY. (Tabor.) 
g 
3 
__1874-_| F/TTBOGEN & HASSELBARTH. 
ar ( Dah me.) 
/872 
ro RISLER. (Catéves.) 
0 
Fee se ius ee U. 
REISET. (Déeppe.) 
9 
O7/ 
y, E.v. FREY. (Dorpat.) 
4é 
—IL 
a 
[See 
2-4 
NOVEMBER 
DECEMBER 
JANUARY 
ies. WosaiRinceacmn PL. 
