Bul. 136, U. S. Dept. of Agriculture. PLATE III. 
Dollars 
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st) [oro cfs a | wes fee [oof en] 
HH ee SSE S Rae EEeeEe 
t | GES aS HERES USES 
Ty ti AA 
BSaa | OEEEe 
csriate 
Dollars 
Ep 
Ba 
200,0 25,000 
Total 5 Cost 
® 
9 
° 
° 
° 
iE 
160,000 
FC 
5,000 
~ 
° 
° 
—} 
° 
a 
FEE 
HH 5 
EE eee 
100,000 
o 
Years 
Term of Loan 
Fic. 1.—DIAGRAM SHOWING THE RELATION BETWEEN ANNUAL AND TOTAL COST AND 
THE PERIOD OF HIGHWAY BONDS—$100,000 SINKING FUND, 3!2 PER CENT. 
BiB EleIeiae ete eee Led 
iz 
10 
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a 
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: 
SESS S DSRS wees tH 
GSoC Seeee oC aeaeeael 
SERRE SEER ANAREE 
shmaak ea 
COCA Sass Va 
Ala ANC 
age Ne es 
NS 5 
ie Ss 
sc Fs 
4 ee ea i | a 
Reduction in cost - cents per ton mile 
+ || 
LSS 
Ir 
‘cea 
Ee 
3600 4000 5000 6000 7000 8000 
Ton miles per year 
Qo -1000 20 
° 
° 
Fic. 2.—DIAGRAM SHOWING THE RELATION BETWEEN TOTAL REDUCTION IN COST OF 
HAULING AND ANNUAL COosT OF A $1,000 BOND. 
