Collier's New Encyclopedia (1921)/Delaware (river)

DELAWARE, a river of the United States which rises in the Catskill Mountains in New York; separates Pennsylvania from New York and New Jersey, and New Jersey from Delaware; and empties into Delaware Bay. It has a course of about 300 miles, and is navigable for large vessels to Philadelphia, and for smaller craft to the head of tidewater at Trenton (155 miles).