DIETRICH H. JANSEN
Dietrich H. Jansen, City Engineer, Pekin, Ill., was born in the city where he now resides. August 8, 1872. His early education, obtained in the public’ and high schools of Pekin, was supplemented by a course in civil engineering at the University of Illinois, Urbana. After completing the latter course of study, he returned to Pekin and occupied the position of Assistant City Engineer for two years and that of City Engineer from 1896 to 1900. From 1898 to 1902 he was Surveyor of Tazewell County, and in the latter year was again appointed City Engineer, his term of office expiring in 1906. In 1901 he was admitted to the firm of Jansen & Zoeller, of which his father was the senior partner. In 1899 and 1900 he had charge of the construction of the Peoria & Pekin Terminal Railroad bridge across the Illinois River at Pekin. He is the son of John D. and Anna (Steen) Jansen, and his paternal great-grandparents were Dietrich and Anna (Steen) Jansen, while on the maternal side they were John and Theresa (Wineberg) Jacobs, his grandparents being Dietrich and Addie (Jacobs) Jansen, all natives of Germany. In social affiliation Mr. Jansen is a member of the Tazewell Club, while politically he casts his vote with the Republican party. In November, 1900, he was united in marriage at Pekin to Miss Norma Roos, and they have one child, James Nathan, born February 9, 1902.
Historical Encyclopedia of Illinois and History of Tazewell County - page 1030