1892.] NEW YORK ACADEMY OF SCIENCES. 161 



No. 2 (10114) CuSO,. 

 Boil with wood for 1 hour 



Wood 8.00 gms. 



then sadden in a bath of 



CuSO, 0.800 gm. 



Boil for ^ hour. 



No. 3. Same as No 2, but sadden with 



FeSO, 0.500 gm. 



No. 4. 



SnCl, 1.6° 0.4-0.6 



Tartar 4.0-16.00 gms. 



Mordant 1^-2 hours; wash and boil 1-2 hours. 4.0-8.0 gms, 

 wood. 



Bar-wood = Crimson. 



Cam-wood = Purplish-red. 



Sanders-wood = Yellow-red. 



Stuffing and Saddening. — Boil with 



Wood ...... 8.0 gms. 



Water, dist. . . . . .1.5 liters 



for 1 hour ; take out, wash, and sadden in a bath of 



SnClg 0.4 gm. 



HCl 2.0 cc. 



Water, dist. ..... 1.5 liters. 



Boil I hour ; take out and wash thoroughly. 



NiC-WOOD. 



No. 1. K,Cr,0,. 

 Boil with 



K^Cr^O, 0.300 gm. 



for H hours; take out, wash, and dye in a bath of 



Wood 5.000 gms. 



Boil for 1 hour. 



No. 2. FeSO,. 



Boil with the wood first 



Wood .5.000 gms. 



for 1 hour ; take out, wash, and sadden with a bath of 



FeSO, ...... 0.400 gm. 



Boil for I hour. 



No. 3. CuSO.. 



4" 



Same as No. 2, only sadden with 



CuSO, 

 Boil for I hour. 



CuSO, . . . . . . 0.400 gm. 



