Leopold Deffler in 1860 Fed Census in Washington state
Leopold Deffler, age 29, male, was listed in the Garrison, Clarke County Territory of Washington enumeration on June 23, 1860 at the Vancouver post office on page no. 27. His place of birth is listed as Baden. Occupation looks like he was an Artificer.
The dictionary describes this to be a skilled craftsman, esp. one whose work calls for great precision.
This would have made his year of birth about 1830-1831 depending on the month of his birth.