Map of Penusylvania Sliowius Infected Zoues and I'erceutage. 



1. Bucks, Montgomery. Chester, Delaware and I'hiladeluhia counties, SO per 

 cent. 2. I'ike, Monroe, Carbon, Northampton, Lehigli, Berks, Lancaster and 

 York counties, .")() per cent. 3. Wayne, Lackawanna, Wyominj;-, Luzerne, Co- 

 lumbia, Montour. Northumlierland, Union, Snyder, .luniata. I'erry, Dauphin, 

 SchuylkilL Lebanon, Cumberland, Franklin and Adams counlies. l."; per cent. 

 4. From tlie western boundary of these counties to llu' quarantine line indicated on 

 the map, the infected trees are esliuiale<l at 1 to ."• per cent. 



