Background
Duff, Carl Mathias was born on December 5, 1884 in Versailles, Missouri, United States. Son of David Campbell and Karolina Katharina (Gattermeyer) Duff.
Duff, Carl Mathias was born on December 5, 1884 in Versailles, Missouri, United States. Son of David Campbell and Karolina Katharina (Gattermeyer) Duff.
Bachelor of Science (Civil Engineer), University of Colorado, 1910, South.M. Entertainment, 1912.
Ann (Mistress Robert Pearce Hawthorne). Instructor drawing, mathematics, University of Colorado, 1910-1913, field engineer, survey for hydro-electric project, 1910-1911. Draftsman, designer, railroad structures, 1912.
Field engineer, erection, buildings, bridges, 1913-1916.
Agricultural work, 1916-1919. Assistant professor applied mechanics, University of Nebraska, 1920-1924, computer tractor testing, 1920, associate professor, 1924-1929, professor, 1929-1935, professor engineering mechanics, since 1935.
Paving inspector Nebraska Department of Public Works, 1921, assistant testing engineer, 1922-1924, testing engineer, 1924-1929. Testing engineer, Nebraska Department Roads and Irrigation, 1929-1942.
Member American Society Civil Engineers, American Society Testing Materials, American Concrete Institute, American Society Engineering Education, American Association University Professors, Nebraska Academy of Sciences, Nebraska Engineering Society, Sigma Xi (president, Nebraska chapter, 1944-1945), Tau Beta Pi, Sigma Tau. Mason.; Clubs: Rotary, Lincoln Engineers Contributed journals.
Married Mary Ruth Shank, August 3, 1915.