Gold Wool: chrome mordant 

 Colorfastness : good 

 1 pound wool 

 ]4 ounce Persian berry extract 



Use chrome mordant (see pages 67 to 68). Dissolve the Persian berry 

 extract in 4 to 4}^ gallons of water. Before immersing mordanted wool 

 in the dyebath, thoroughly rinse it and squeeze out excess moisture. 

 Immerse the wool; heat to boiling; boil for 30 minutes, rinse and dry. 



Dark Yellow-Tan Wool : alum mordant 

 Colorfastness: good 

 1 pound wool 



J 2 ounce Persian berry extract 

 ig ounce potassium dichromate 

 Ys ounce acetic acid, or 6 to 7 tablespoons vinegar 



Use alum mordant (see pages 67 to 68). Follow directions for dyeing 

 "Gold Wool" (above). Without rinsing, transfer the dyed material into a 

 boiling bath of potassium dichromate, acetic acid or vinegar and 4 gallons 

 of water. Stir and boil for 10 minutes, rinse and dry. 



Light Yellow-Tan Cotton: alum-tannin-alum mordant 

 Colorfastness : good 

 1 pound cotton 

 }'2 ounce Persian berry extract 

 'g ounce potassium dichromate 

 3-6 ounce acetic acid, or 6 to 7 tablespoons vinegar 



Use alum- tannin-alum mordant (see pages 67 to 69). Follow directions 

 for dyeing "Gold Wool" (above). Without rinsing, transfer the dyed 

 material into a boiling bath of potassium dichromate, acetic acid or 

 vinegar, and 4 gallons of water. Stir and boil for 10 minutes, rinse and dry. 



Poplar Leaves, Lombardy {Popidus nigra var. italica) 



The Lombardy poplar tree is widely cultivated in this country as an 

 ornamental. Its leaves can be used for dyeing wool. 



Brass Wool: chrome mordant 

 Colorfastness: good 

 1 pound wool 

 1 ^2 pecks shredded fresh Lombardy poplar leaves 



Use chrome mordant (see pages 67 to 68). Cut up the fresh leaves, 

 cover with water, and soak them overnight. The following morning heat 

 them gradually to boiling, boil for 15 or 20 minutes, strain out the leaves 

 and add cold water to make a dyebath of 4 to 4}.2 gallons. Before immersing 

 mordanted wool in the dyebath, thoroughly rinse it and squeeze out excess 

 moisture. Immerse the wool; heat to boiling; boil for 20 minutes, rinse 

 and dry. 



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