People United States of America Robert C. Duncan (engineer) peoplepill id: robert-c-duncan-2RCD 4 views today 15 views this weekAmerican engineerRobert C. Duncan (engineer)BiographyListsAlso ViewedListsRobert C. Duncan (engineer) is in following listsBy field of workNotable American engineersGender:Male, Born in:Years 1900 to 1929By work and/or countryNotable American EngineersGender:Male, Born in:Years 1900 to 1929From our partnersSponsoredRobert C. Duncan (engineer)