09:00-11:00 ’ ’ Howe and Cornwallis' Crossing of ’ ’’ ’ ’ ’’ ’ ’ ’’ ’ ’ ’ ’ ’’ ’’’ ’ ’ West Branch of Brandywine Creek ’ ’’’ ’ ’ ’’ ’’’ ’ ’ at Trimble's Ford 11:15-14:00 ’ ’ Howe and Cornwallis' Crossing of BATTLE OF BRANDYWINE East Branch of Brandywine Creek ’ ’ at Jefferis' Ford September 11, 1777 ’ ’’ ’ ’ ’ 14:30-15:30 µ ’ ’ ’ Howe and Cornwallis 2009-2010 ABPP Grant Project Area ’ Miles ’ ú rest and conceal troops ’ ’ behind Osbourne Hill KOCOA 1777 Terrain Analysis 0 0.5 1 ú ’ ’ ’ (KOCOA: Key Terrain; Observation and Fields of Fire; Cover and ’ Concealment; Obstacles; and Avenues of Approach and Retreat) ’ ’ ’ ú Elevation in Feet ’ ’ ’ ’ ’ ’ ’ ’ 15:30-17:00 ’ ’ ’ ’ ’ 410 - 495 ’ ’ ú Sullivan positions/partially conceals troops 17:30-19:00 ’ ú on wooded ridge of Birmingham Hill Greene conceals troops in woods ’ 310 - 410 ’ ’ i ú i’ south of Dilworthtown for ’ i rearguard defense ’ ’ 16:30-18:00 210 - 310 ’ ’ ’ Cornwallis' Assault 19:00-19:30 ’ ’ 135 - 210 on Birmingham Hill Greene's ’ ’ ’ ’ ’ ú’’’ ’ ’ ’ Rearguard Defense ’ ’ Chester County DCIS-GIS ’ ’ ’ ’ ’ ’ near Dilworthtown Chester County Parks & Recreation ’ ’ ’ 8/23/10 ’ ’ ’ ’ ’ 19:30 ’ ’ ’ ’ ’ i ’ ’ ’ i ’ ’ ’ i ’ Continental 06:00-15:00 ’ ’ ’ ’ Retreat ’’ ú ’ ’ ’ ’ Howe and Conwallis' ’’ ’ ’’ ’ ’ ’ i ’ to Chester ’ i ’ Flanking March ’ ’ i ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ iii ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’’ ’ ú ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ i ’ ’ i i ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ ’ i ú ’ Cover and Concealment ’ i ’ ’ i ç ’ Large area of Terrain 06:00 ’ Used during Battle British ’ for Cover/Concealment ’ Army ’ 1777 Structure ’ ’ ’ Camped The five village clusters have an approximated number of structures. ’ All other structures based upon the 2009-2010 Historic Resource Atlas Project. ’ ’ at ’ ’ Avenues of Approach Kennett ’ ’ ’ ú Obstacles and Retreat Square ú Stream 1777 Road Observation and Fields of Fire ú 1777 Ford ’ Major Stream with 2 British Limited Ford Crossing ç ’ 12 Pound Guns 1777 Ferry 06:00-09:00 2 Continental 5300 foot range i Key Point of 30 degree sweep Ford Utilized by i 3 Pound Guns Artillery Position 1777 Fence Line ú Knyphausen's i Observation 4000 foot range Fields of Fire Attacking British Army 30 degree sweep 17:30-18:30 ’ at Key Points Approach Route of ’ Wetland ’’’ ’’ ’ March ’’ ’ ’ ’’’ ’’’ ’’’’ of Battle Attacking British Army ’ ’ Knyphausen's Assault on Chads' Ford/ Zone of Woodland Route of Retreating Engagement Crossing of Brandywine Creek Continental Army.