121 



third the liolus ch)sed. or 24 hok's oiien. Burner No. IV ....u '24 ]iol('y aiKl 

 almost all the outside air cut off. No. V was a comhiuation of Nos. I 

 and III. From the curve we see that with 13. G candle-power gas (stand- 

 ard tip) No. II gives 14.2 candle-power, No. Ill gives 15.6, No. I gives 

 ir> candlc-iiower, and No. IV gives ](k4 candle-power. 



If by simply manipulating the burner 13.6 candle-power gas can be 

 raised to 16.4 candle-power, or 20 per cent, it is high time that t;ome 

 definite and authoritative action is taken to define the standards for gas 

 measurement-. 



