Plan Of That Part Of The Potowmack River Which Applies To The First Report On Defencible Positions By William Tatham 27 May 1813 

 -  Negative image  14" x 21" 
<br/><br/> Shows the Potomac River from below Briton's Bay to Great Falls.  Includes water depths, locations of creeks, forts, ferries, farms, and notes about tides. 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>1. Potomac River