160 TRANSACTIONS OF THE [JUNE 6, 
for one hour; take out, wash, and sadden in a bath of 
A1,(SO,), : : ; ; . 0.600 gm. 
Tartar.) : : 4 i O00, 
Boil for 3—? hour. 
No. 4 (10154) SnCl,,. 
Boil in a bath of 
SnCl, 3 : s : : . 0.200 gm. 
Tartar. : : ; ; » 02500 TS 
(HET): ) ; qs8: 
for 14 hours; take out, wash, and dye i in a bath of 
Wood : . 6.00 gms. 
Boil for 1 hour. Use distilled ace 
No. 1 (10153) FeSO,. 
Boil with 
Wood) : F ‘ : ‘ - , 6.00. ome 
Cacor . 0.800 gm. 
for 1 hour; take out, wash, and isniiden eat 
FeS Ona : : ; : . ~ 0:500 “om: 
Tartar ; 3 : : Z «. QS00> 55 
Boil for 4 hour. 
No. 2. CuSO,. 
Boil with 
Wood ; ‘ : : : . 6.000 gms. 
Chalk : . 0.800 gm. 
for 1 hour; take out, wash, a eedden in a bath of 
“CuSO, : : : : . . 0.800 gm. 
Boil for } hour. 
REDWOoD. 
INO: 
Keer On. ; : ; ; 0.200 gm. 
Boil for 14 hours, and dye in a separate bath 
Wood) ; : ; : . 4.0-8.0 gms. 
No. 2 (10115) Alumina. 
Boil the wool first with 2.0-8.0 gms. of the wood for 1 to 14 
hours; then boil in a separate bath of 
Al,(SO,), : : : - . 0.100 gm. 
BAR-Woop. 
No. 1 (10113) SnCl,. 
SnCl, : : : ‘ : . 0.100 gm 
Tartar : : ; : .- 16. ems 
(HCI) s : q. Ss. 
Boil for 15 hours; take out, w vash, and dye i in a separate bath 
Wood. . ‘ «' 8.00 gms. 
Boil for 1 hour. Use distilled water. 
i 
