Crossword Clue:

the source of a river

Answer	Crossword Clue
TAHOE	Source of the Truckee River
ERIE	Source of the Niagara River
TIBET	Source of the Mekong River

ERIE	Lake ..., source of the Niagara River
ERIE	Lake that's the source of the Niagara River
PEEDEE	River with its source in the Appalachians
EEL	California river whose source is in the Mendocino National Forest
HEADWATER	Source of a river
HEAD	Source of a river
TESLIN	Lake source of Yukon river.
ITASCA	Lake source of Mississippi River.

OWENS	River, source of water for Los Angeles.
HEAD	River source
HEADSTREAM	River source
ALPS	European river source
ITASCA	Mississippi River source
ERIE	Niagara River source
TAHOE	Truckee River source
ALTAI	Ob River source

ITASCA	Lake ..., Ol' Man River source
TRENT	River whose source is in Staffordshire
ORINOCO	River traced to its source in 1951.
NAPA	River whose source is Mount Saint Helena
ORINOCO	So. Amer. river whose source has recently been found.