Ackroyd 03052-5. Sandy river, Troutdale. August 15, 1951"
published in Oregonian 8/19/1951 pg. 23 caption: "Sportsmen Sunday will celebrate results of 26 years' effort that have restored Sandy river for sports fishing and smelt runs. Channel curves to right. Old channel, filled to divert river flow, at left. Rail and highway bridges near Troutdale upper center." (Dabney State park. The diversion dam was intended to 'provide year round passage of fish from the Columbia into the Sandy' river.)