MARYLAND GKOLOOICAL St'HVEY. 



PltlXCK CKORGE S COUXTY. PLATK XIIT. 



Fig. 1. — VIEW showing YorxG forest, recently rt'Rned over, near sprixgfield. 



Fig. 2. — \te\v showjni: t i li.kd iouest anii waste in logging, near surrattsville. 



