60 TIMBERS AND THEIR USES 



Western Asia, but introduced almost everywhere 

 in the temperate regions of the world. A heavy, 

 hard wood, none too durable. Heartwood red- 

 brown, sapwood yellowish. 



Rosewood, Brazilian, Dalbergia nigra, also 

 known as Jacaranda Wood, Jacaranda Cabiuna, 

 Caviuna, Jacaranda Preto. A coarse, even- 

 grained, dense wood. Very dark brown, almost 

 black in colour, striped with still darker brown. 

 Used in making cases of pianos. 



Spruce (Charcoal). Used for making sound- 

 ing boards. 



Spruce, Black (Pulp). Used for sounding 

 boards of pianos and violins. 



Walnut, Juglans regia (Fig. 55), also known 

 as English, Auvergne, Italian, Circassian and 

 European Walnut, occurs in Europe and parts 

 of Asia. An open-grained, lustrous wood. 

 Tough. Mainly used for the making of gun 

 stocks for which purpose it is unequalled. Heart- 

 wood brown, sapwood grey. Used in piano 

 making. 



Paving. Timbers for this purpose must be 

 exceptionally strong and resistant of wear, they 

 must also be unaffected by alternate dryness 

 and moisture. 



AcLE (Piles). 



Blackbutt (Fig. 6) (Wheels). 



