W. (William) Vonkaenel b. 1899 MI/in IL in 1930 Census
In the 1930 U.S. Census, I found:
W Vonkaenel Age 30 BirthYear 1899 Michigan Head White Addison, DuPage, IL
Harriet Vonkaenel Age 24 BirthYear 1905WifeAddison, DuPage, IL
Harriet Vonkaenel Age 1 BirthYear 1928DaughterAddison, DuPage, IL