176 TRANSACTIONS OF THE [JUNE 6, 
Purple.—No. 10095, 10099. 
Mordant the wool with 
SnCl, ; ; : : : . 0.600 gm. 
Tartar . : : - : «| O00 20 
HCl : . 2 or 3 drops. 
Boil for 1 hour, take out, and aye i ina separate bath of 
Logwood : : .  Iaeeme: 
Distilled water : e ; « Ligaen: 
Blue.—No. 10096, 10097. 
Mordant for 1-14 hours at 100° C. in bath of 
Aly SO oe ; 0.4 ; 
Tartar. : - 20S 
Wash well and dye in separate bath of 
Chip oh igh : . 1.5-3.0 
Chalk? . : : ; . 0.2-0.3 gm. 
for 1-14 hours at 100° C. 
Blue.—No. 10098 ae another eee 
KCrO; *: : . \0s3 ame 
H,SO, cone. . 0.1 gm. 
Same method. At the close of the oper ation add 0.5-1 per cent. 
SnCl,. 
Brighest blues are dyed at 90° C. 
Black.—TIron-black No. 1. 
Mordant for 14-2 hours in bath of 
FeSO, ‘ : 5 : . 0.4 gm 
CusO,° . : : : : , Oe 
Alum : : : : : (Up ig 
Argol 1.2 gms. 
Take out, wring, and let lie over night ; dye 14 hours at 100° 
C. in 4.0-5.0 gms. Logwood. 
No. 2. Black. 
Boil wool 1 hour with decoction of 4.0-5.0 gms. Logwood and 
0.5-1.0 gm. Fustic, lift, and cool bath; add 0. 4-0. 6 gm. FeSO, and 
0.2 gm. ‘CuSO, re-enter wool, raise to 100° C. in ? of an hour, and 
boil $ hour longer. 
Black.—No. 10100. 
Mordant 1-14 hours at 100° C. in bath 
KCr.0. 0.3 gm. 
H,SO, Os 1 
Or, HC .0e 0.4 
Or Pipe FEO ORG i 
eee eri ealO 
Wash, and dye in separate “bath 1- 12 hours at 100° ©. of 
3.5-4.0 gms. Logwood and 0.5 gm. of old Fustic; finally pass 
through a warm bath of 0.5 per cent K,Cr,O,, using Oxalic Acid. 
We can recommend this bath as giving fine results, 
