Conde B. McCullough: Biography and related resources from the American Society of Civil Engineers.
Conde McCullough: Portrait and brief career notes from the Oregon Department of Transportation.
Notable Oregonians: Conde McCullough - Bridge Engineer: Offers brief biography, work as head of the Oregon's Bridge Division, and description of his bridges.
Oregon State University: Conde B. McCullough: Describes his education at the college and work as an assistant state highway engineer. Includes portrait photo.