THE TIMBERS OF COMMERCE 



Scale of Measurement for the Breadth of the Rays 

 and of the Soft-tissue when the latter is 

 arranged in lines (after Nordlinger). 



SIZE. EXAMPLES. 



1 Casuarina torulosa. 



2 Hazel. 

 2-3 Alder. 



3 Laburnum, Maple, Holly, Eastern Plane. 

 3-4 English Cherry, Walnut, American Walnut. 



4 Sycamore, Elder, Satin Walnut, Acacia (Robinia), Teak. 

 4-5 Pear, Apple, Canary White-wood. 



5 Birch (English or American), Olive, Persimmon, Jarrah. 

 5-6 Lancewood, Padouk, Karri, Blue Gum. 



6 Boxwood, Chestnut, Lignum-vitae, Horse Chestnut, Black 



Poplar, Willow. 



Scale of Measurement for the Size of the Pores. 



SIZE. EXAMPLES. 



oo (Actinidia arguta). \ 



(Ruyschia clusiaefolia). V Rarely needed. 



1 Australian Red Cedar. ) 

 1-2 Oak, Padouk, Jarrah, Karri. 



2 Chestnut, Common Elm, Walnut (English or American). 



Brazil, Rosewood, Ash, Teak. 

 2-3 Banksia, Panama Mahogany. 



3 American Birch, Lignum-vitae, Blue Gum. 

 3-4 Laburnum. 



4 Sycamore, Soft Maple, Black Poplar, Acacia, Willow, 



Lancewood, Persimmon, Satin Walnut. 

 4-5 Cornel, Red Cedar (Australian). 



5 Alder, Beech, Olive, Pear, Apple, Elder, Canary, Plane. 

 5-6 West Indian Boxwood. 



6 Boxwood (Turkish), Horse Chestnut. 



7 Holly. 



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