LOGGING IN THE DOUGLAS FIR REGION. 

 Moving blocks (Fig. 35). 



85 



No. 



Sheave. 



Pin. 



Weight. 



Net price. 



1 

 2 



Inches. 

 14 by 3 

 16 by 3 



Inchts. 

 3 

 3 



Pounds. 

 230 

 270 



S45. 00 

 49.00 





Extra parts. 









Items. 



Net price. 





No. 1. 



No. 2. 



TooKsteel shackle 



S3. 60 

 22.00 



3.60 

 .65 



2.70 

 16. 65 



S3. 60 



Pair steel block sides. 



24.00 



Casehardened steel pin ... 



3.60 



Half nut with lock washer 



.65 



Bronze bushing . 



2.70 



Manganese-steel sheave, bronze bushed 



20.00 









Yarding hlochs {Fig. 



30). 





No. 



Sheave. 



Pin. 



Diameter. 



Weight. 



Net price. 



1 

 2 



Inches. 

 10 by 2\ 

 12 by 2i 



Inches. 

 2i 

 2i 



Iwihes. 

 3 

 3 



Poj.nds. 

 110 

 145 



S22. 80 

 26.80 





Extra parts. 









Items. 



Net price. 





No. 1. 



No. 2. 



Tool-steel shackle 



S2.80 

 7.60 

 2.80 

 .40 

 1.80 

 8.80 



12.80 



Pair steel block sides 



7.60 



Casehardened steel pin 



9.60 



Half nut and lock washer 



.40 



Bronze bushing 



1.80 



Manganese-steel sheave, bronze bushed 



11.20 









Trip-line side or corner block 



(Fig. 23 



. 



No. 



Size. 



Pin. 



Hub. 



Weight. 



Net price. 



1 

 2 



Inches. 

 gbylj 

 12 by 11 



Inches. 



IJ 



2 



Inches. 



Pounds. 

 40 

 55 



$8.80 

 12.00 



Extra parts. 







Items. • 



Net price. 



No. 1. 



No. 2, 



Patent. combination shackle with guard. . ... 



SO. 60 

 4.00 

 .80 

 .40 

 .15 

 .80 

 3.40 



SO. 80 



Pair steel block sides T 



6.00 



Casehardened steel pin 



1.80 



Oil cup and nut with lock washer 



.45 



Half nut with lock washer : 



.25 



Bronze bushing . . 



1.60 



Manganese-steel sheave, bronze bushed 



6.4a 







