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Conde B. McCullough
http://www.asce.org/history/bio_mccullough.html
Biography and related resources from the American Society of Civil Engineers.
Conde McCullough
http://www.odot.state.or.us/ssbbsrvcpublic/rm/photos/p_conde%20mccullough.htm
Portrait and brief career notes from the Oregon Department of Transportation.
Conde McCullough
http://www.nestucca.k12.or.us/bridge/conde.htm
Biography with a listing of some of McCullough's bridges.