XVIU LIST or ILLUSTRATIONS 



FIG. PAGE 



lO. A (iroup of Lialsani J' irs Marked for Cutting in a 

 Selection Forest. 1 iieir Remo\ai will Fa\or 

 the iMore \'aluable Spruce. Arapahoe National 

 I'orest, Colorado 06 



1 7. 1 rees Designated for Cutting under the Selection 



System. Arapahoe National Forest, Colorado.. Ti 



18. A Stand in tlie Adirondacks in which there has been 



a Selection Cutting 76 



V). A Stand of Douglas \\x and Cedar of Great Size and 

 Age. A System of Clear-Cutting is Required. 

 ^^ ashington 84 



20. A Heavy Douglas Fir Stand in Washington, Calling 



for One of the Systems of Clear-Cutting 91 



2L A Dense Stand of Tall Lodgepole Pines, Calling for 

 some System of Clear-Cutting on Account of the 

 Danger from ^^'indfall 90 



22. Application of a System of Clear-Cutting. with Large 

 Blocks of Timber Reser\ed for Seed. A Quar- 

 ter Section in the Kaniksu National Forest, 

 Idaho 105 



2,'!. 'I hrift\- Standards Reserxed to Grow through a Sec- 

 ond Rotation. Scotch Pine in Europe 109 



24. Rescr\ing Scattered Trees to Distribute Seed after 



Lumbering. Minnesota National Forest lOO 



25. Ckoups of Trees left to Distribute Seed o\er Clear- 



ings. Lodgepole Pine. Deer Lodge National 

 Forest, ALjntana \\ 



26. A Stand of Western Yellow Pine, with Scattered 



Old Trees, Showing the Results which May 

 be Obtained by Reserv ing the Thrifty Standards 

 for Growth through a Second Rotation. Black 

 Hills, South Dakota 122 



