206 



See the following two tables concerning Western Australian timbers, furnished 



by Julius : 



Name of Timber. 



Hardness. 



Local Name. 



Botanical Name. 



As dcti 

 produce 



Trained by the Indentations 

 d by a suddenly applied load. 



As determined by static 



load required to produce 



given Indentation. 



Average Indentation in Mills. 





Load in lb. 

 per sq. inch 

















Number 



of 



Minimum. 



Number 

 of 



required to 

 produce an 







Tests. 



At 12 



Tests. 













! per cent. 





of 









Per cent. 



Depth | Moisture. 













Moisture. 



in Mills. 







Jairah 



E. marginata ... 



47 



24 



90 128 



51 



4,500 



Karri ... 



E. diversicolor ... 



-37 



45 



50 102 



43 



4,400 



Tuart 



E. gomphocephala 



52 



25 



50 87 



59 



7,050 



Wandoo 



E. redunca 



44 



12 



55 55 



54 



8,000 



Blackbutt 



E. patens 



38 



12 



105 105 



40 



4,300 



Red Gum 



E. calophylla ... 



45 



27 



85 



105 



4-9 



4.500 



Yate 



E. corn ula 



19 



12 



25 



25 



19 



7,400 



York Gum ... 



E. loxophleba (foxunda) 



17 



24 



32 



40 



17 



7,600 



Salmon Gum ... 



E. salmonophloia 



16 



12 



60 



60 



18 



6,800 



Morrell 



E. longicornis ... 



19 



12 



50 



50 



20 



6,900 



Name of Timber. 



Spalling Test. 



Local Name. 



Botanical Name. 



40 lb. dropped ."i feet on to cylindrical 

 specimen .1 inches in length by 4 square 



inches sectional area carried on an anvil 

 1 ton in weight. 



Number 



of Tests. 



Number of blows sustained. 



■> r « -l Before 



'"''•"•f'" 1 "!' complete 



'"'" " ' failure. 



Jarrah 



Karri 



Tuart 



Wandoo 



Blackbutt 



Sum 



Fate 



York Gum ... 

 Salmon Gum 



Morrell , 



//. marguiula 

 !:. diversicolor 

 !■'. . gomphocephala 

 E. redunca 

 E. patens ... 

 /•.'. calophylla 

 /'.'. cm a hi a 



E. loxophleba | facxmda) ... 

 /•. . salmonophloia 

 igicornis 



51 

 ■10 

 11 

 31 

 39 

 63 

 1 1 

 37 

 1 

 19 



1 

 5 (i 

 5 6 



8 10 



in 16 



5 



■1 c, 



9 12 

 12 15 

 20 21 

 1 7 22 



