relate 7. 



1 > pii <ii iiiiu-i ■ 1 . 1 i-^^K masses of brown-tall moth; laid in July, 1899. 



on trees ^-l.l.l■. . .i May 18, 1899, with arsenate of lead. So well 



did poison adhere that caterpillars died as fast as hatched. 



IMioto, .Mahlrii, Mass., .Sept. ;J0, Ih'J'.i. 



