244 



CANADIAN FARM YEAR BOOK. 



Table of Horse-Power Costs 



Gas Engine on 

 Natural Gas 



In Cubic Feet 

 per H. P. Hour 



9 



10 

 11 

 12 



Cost of Natural Gas 1,000 Cubic Feet 

 $0.15 $0.20 I $0.25 i $0.30 



.0014 

 .0015 

 .0017 

 .0018 



.0018 

 .0020 

 .0022 

 .0024 



.0023 

 .0025 

 .0028 

 .0030 



.0027 

 .0030 

 .0033 

 .0036 



Gas Engine on 



Illuminating 



Gas 



In Cubic Feet 

 per H. P. Hour 



15 

 17 

 20 



$1.00 



.0150 

 .0170 

 .0200 



Gasoline 

 Engine 



In Pints per 



Brake 

 H. P. Hour 



.80 

 1.00 

 1.10 



$0.20 

 .0200 

 .0250 

 .0274 



Cost of Gasoline per Gallon 



$0.24 

 .0240 

 .0300 

 .0330 



$0.28 

 .0280 

 .0350 

 .0384 



$0.32 

 .0320 

 .0400 

 .0440 



$0.36 

 .0360 

 .0450 

 .0494 



Kerosene 

 Engine 



In Pints" per 



Brake 

 H. P. Hour 



1.00 

 1.10 

 1.20 



Cost of Kerosene per Gallon 



$0.10 i $0.12 



.0125 i .0150 



.0137 I .0165 



.0150 I .0180 



$0.18 

 .0225 

 .0247 

 .0270 



Electric Motor 

 85% Efficiency 

 of Wiring 



In Kilowatts 

 per H. P. Hour 



0.878 



Cost of Electricity per Kilowatt Hour 



$0.02 

 .0175 



$0.03 

 .0263 



$0.04 

 .0351 



$0.05 

 .0439 



$0.07 

 .4106 



