César Vidal Manzanares César Vidal Manzanares César Vidal Manzanares, born 1958 in Madrid, is a Spanish radio host, lawyer turned historian and author. He is doctor in history from UNED, the most important Spanish University in numbers, where he was Professor-tutor during 8 years. His thesis received the Valedictorian Academic Award in 1991. He has a PhD in Law in University Alfonso X, El Sabio, in Theology and Philosophy by Logos University, where he is a member of the Board of Regents. He is also a member of the Executive Council of the Inter-american Institute for Democracy. He is also member of the
Steamboats of the Willamette River Oregon City. (The current Oswego Lake is a larger version of the original lake, formed by a dam on the east end.) The Tualatin River is a tributary of the Willamette River, which runs near to the west end of Oswego Lake, which itself is tributary to the Willamette, draining easterly through Sucker Creek, now known as Oswego Creek. In 1865, John Corse Trullinger established a sawmill driven by an overshot waterwheel on Sucker Creek. At that time, road and other access to the Tualatin Valley was very difficult. The mouth of the Tualatin River was unnavigable, so it was