GROUND- WOOD PULP. 



53 



fir, however, havo a pinkish tinge, as has eastern hemlock and white 

 birch. Western hemlock is grayish. Lodgepole pine has a good color, 

 but western yellow pine is a yellowish white, and jack pine and lob- 

 lolly have a brownish tinge. Both western larch and eastern larch 



(tamarack) are of poor color for news-print purposes, the former 

 being very brown and the latter dark gray. Aspen and black gum 

 have a good color. Sitka spruce is gray, but Engelmann spruce is 

 fully as bright as white spruce. 



