ANALYSES OF THE ASH OF FOREST TREES. 



3!9 



II. ANALVSKS OP THE ASH. 



I. FOREST TREES. 



1. Hemlock {Pijius canadensis) . 



Tree sound. Diameter five feet from the base, 25 inches. Average thickness of the bark about one inch. 

 Half of the diameter was produced during the last fifty years growth : these 50 outside layers were 

 taken for outside wood; and the remaining l&yers, 154 in number, for inside wood. Whole number 

 of layers five feet from the ground, 204: average thickness of each layer, 0-05637 of an inch. 



106-87 S. 88-72 8. 77-31 S. 90-402 



89-231 



2. Sugar Maple {Acer saccharinum). 

 Tree sound. Diameter three feet from the ground, 28 inches; do. twelve feet from the ground, 21^ inches. 

 From the base to the limbs, 62 feet. Whole leng^ of the tree, 107 feet. Average thickness of the 

 bark, J inch. Age 224 years. At twelve feet from the base, the 100 outside layers were taken for 

 outside wood, making a thickness of 4f inches; the remaining layers were taken for inside wood. 

 Growth Tery uniform. Average thickness of each layer, 0-04464 of an inch. 



106-417 S. 100-512 



98-16 S. 



