34 BUTTER-MAKING. 
and the ordinary hydrometer. 
one that is used chiefly in creameries. 
one of them is given in the accompanying diagram. It may be 
The Quevenne 1actometer is the 
The graduation of each 
1.000 r) i 
= 
-— 1 
= 
1.00544 = 
a 204 
= 
rH = 
= 
|-—4 t— 
a 204] 
t.o10t-4 = 
| = 
RB 444 
= - 
+04] 
4.01544 sot is4—4 
= = 4 
Bn e044 7 
|| - a 
a = = 
#.0207— rot 204-4 
Zz 4 = 
a I = 
= sot 4 
= = 7 
#025744 a at 
= oot = 
= a = 
+—4 — -—~4 
109 [J 
1.03044 = sed 
= 1104 = 
= a = 
9.03344 12047 iq 
a 
a 
a 
404-4 
= Ld 
S N cc 
“S$” Specific Gravity Scale. 
“ N"” New York State, 
“Q" Quevenne, 
Fic. 4—Comparative graduation of lactometer stems, 
seen from the figures that in order to change the Quevenne 
lactometer reading into specific gravity, all that is necessary is 
to add 1000 and divide the sum by 1000. In order to change the 
