Which Steffen families settled in NE IA?

Question

I have a Steffen family portrait, but none of the family is identified by name.  Searching for pictures of William Steffen 1813-1887 and his wife Elizabeth Venk 1821-1892.  Any assistance would be greartly appreciaated.

John Nennig

- phone number removed -

Answer 1

1870 Census Iowa, Dubuque County, New Wine Township

William Steffen  age 57     born Prussia

Elizabeth  age 55   born Prussia

Frederic  age 21   born Iowa

Theodor age  19  born Iowa

Anton age 17 born Iowa

Theresa age 15 born Iowa

John age 13  born Iowa

Herman  age 10 born Iowa

1880 census show both William and Elizabeth live same township. With Herman only child at home.

right part of the state.