40 HAND-BOOK OF TREE-PLANTING. 



Cr. 



Product of first cutting, at the end of 

 20 years : 13,000 trees, less 20 per 

 cent for casualties = 10,400 trees, or 

 20,800 fence-posts, at 20 cents $4,160 oo 



Product of second cutting, at the end 

 of 30 years: 10,200 trees, less 10 

 per cent for casualties = 9, 1 80 trees, 

 or 18,300 sleepers, at 50 cents, $9,180 oo 



And 9,180 fence-posts, at 25 cents.... 2,295 



-$ii,475 oo 



Product of third cutting, at the end of 

 50 years : 4,000 trees, less 5 per cent 

 for casualties = 3,800 piles, worth $5 

 each $19,000 oo 



And 7,600 sleepers, worth 50 cents . . . 3,800 oo 



$22,800 oo 



Land at cost 200 oo 



$38,635 oo 

 Thirty years' interest on $4,600 at 6 per 



cent $7,488 oo 



Twenty years' interest on $11,475, at 6 



per cent J 3,77 oo 



$21,258 oo 



$59,993 oo 

 Profit $52,282 75 



