1892. | NEW YORK ACADEMY OF SCIENCES. 175 
No. 4 (10191) (single bath). 
Al,(SO,)s 0.4 om 
bie feet 4 * 0.2 % 
Sumach . F 4.0 gms 
Dye 1-15 hours at 80°- 90° C. 
No. 5 (10193). 
FeSO, . : ‘ , : *° 0:8 erm. 
Tartar See Oe gues 
Mordant, wash, and dye i in separate bath of 
Sumach . . 4.0 gms. 
for 1-14 hours at 80°-90° Cc. 
No. 6 (10192). 
CuSO, . : 2 2 O67 em: 
Mordart, wa ash, and dye in separate bath of 
Sumach . : j ; . 4.0 gms. 
for 1-14 hours at 80°-90° C. 
PERSIAN BERRIES. 
No. 1 (10214, 10215, 10216, 10217). 
SnCl, : : : ‘ : =. Ot em, 
artar ~ |. : ; 4 ; SRO PRE 
Persian Berries : EOF 
Boil 4—? hour and remove wool; ‘add berries, boil 10 minutes, 
and add fal bulk of cold water ; remove to water- bath, enter wool, 
and treat 1 hour at 80°-90° C. 
No. 2 (10218, 10219, 10220, 10221). 
Same, using 
Persian Berries - . : . 4.0 gms. 
SnCl, , ; : : ; se OSke Mm. 
Tartar. ; ‘ : : a Je ae Pe 
No. 3 (10222, 10223, 10224). 
Same as No. 1; use 0.2 gm. H,C,O, instead of Tartar. 
No. 4. 
Same as No. 2; use H,C,O, instead of Tartar. 
Yellow.—No. 5 (10212). 
Al1,(SO,), . ; : ; of ot 0.8. ermic 
Persian Berries : . . - 4.0 gms. 
Treat as in No. 1. 
