86 



influence the decision as to whether the tapping 1 is to 

 take place. Mr. GALLAGHER said to me: "if 60% of the 

 trees are 17 inches at three feet above the soil, I should 

 tap all trees of 16 inches and more above the soil; this 

 would be about 75 % of the full amount. After a year, 

 I would add to them, those which would be 16 inches 

 or more at a height of 3 feet, and so on every year". 



