Tomicus sp. 



1 Wliite pine killed b)' bark borers in i qoo, at Lansingburg N. Y., photo 



October 1902, showing the rapidity with which irjured trees decay 



White pine weevil, I'issodcs stiobi Peck. 



2 Deformed hard pine at Salem N. Y., photo October 1902 



790 



