1892.] NEW YORK ACADEMY OF SCIENCES, 173 



No. 4 (10191) (single bath). 



AI,(S0J3 0.4 gm. 



H;C,0, 0.2 " 



Sumach ...... 4.0 gms. 



Dye 1-U hours at 80°-90° C. 



No. 5 (10193). 



FeSO^ 0.8 gm. 



Tartar 0.3 " 



Mordant, wash, and dye in separate bath of 



Sumach ...... 4.0 gms. 



for 1-li hours at 80°-90° C. 



No. 6 (10192). 



CuSO^ 0.6 gm. 



Mordant, wash, and dye in separate bath of 



Sumach . . . . , .4.0 gms. 

 for 1-1^ hours at 80°-90° C. 



Persian Berries. 



No. 1 (10214, 10215, 10216, 10217). 



SnClg 0.4 gm. 



Tartar 0.2 " 



Persian Berries . . . . 1.0 " 

 Boil ^-| hour and remove wool ; add berries, boil 10 minutes, 

 and add equal 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, 0.8 gm. 



Tartar 0.4 " 



No. 3 (10222, 10223, 10224). 



Same as No. 1 ; use 0.2 gm. H^jC^O^ instead of Tartar. 



No. 4. 



Same as No. 2 ; use H^C^O^ instead of Tartar. 



Yellow.— ^o. 5 (10212). 



A1,(S0J3 0.8 gm. 



Persian Berries . . . .4.0 gms. 

 Treat as in No. 1. 



12* 



