What does is the fact that the state Senate district he represented until 2010 is across the potomac river in Maryland.
On May 6, 1896, this model was launched over the potomac river.
He was said to be the only man who could throw a stone across the potomac river.
South of the potomac river, to the confines of Mexico, there is not one dissentient voice.
In 1896 he built a small steam-aeroplane that flew a distance of three-quarters of a mile down the potomac river.
Rumsey in 1786 propelled, by means of steam, a boat on the potomac river moving at the rate of five miles an hour.
Its summer status there is characterized as “local”; moist woodlands along the potomac river are its favorite spots.
This piece was cut out of Virginia, north of the potomac river.
The total height to the top of the statue is three hundred and seventy-five feet above the potomac river level.
Romney is a small town situated on the other side of the potomac river.
river in eastern U.S., from Algonquian Patowmeck, originally the name of a native village in Virginia, perhaps literally "something brought."