26 



THE PRODUCTION OF MAPLE SIRUP AND SUGAR. 



the pan. In connection with the house there should be a shed for the 

 storage of wood to be burned in the evaporator. 



It is not good policy to throw up a cheap, makeshift house, as 

 the work is carried on in a trying time of the year, and the point of 

 the health of the maker should also be considered. The sides of the 



FIG 7 Plan of a model evaporation house : A. Sectional view, showing evaporator, 

 storage tank, and gathering tank (on shed). B. Elevation. C. Ground plan. 



house should be battened and all cracks covered over ; the doors and 

 windows should fit tight. Without these precautions the house soon 

 becomes filled with partially condensed vapor or steam, and a cold, 

 chilly dampness is noted, which greatly hinders evaporation. The 



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