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FARTHEST NORTH 



THE COOKING APPARATUS 



erate so much heat in comparison with its weight as 

 petroleum when the latter is entirely consumed, as was 

 the case with the lamp used by us. As I was afraid that 

 petroleum might freeze, I had a notion of employing gas- 

 oil, but gave up the idea, as it escapes so easily that it 

 is difficult to preserve, and is, moreover, very explosive. 

 We had no difficulties with our " snowflake " petroleum 

 on account of the cold. We took with us rather more 



