I'm looking for the following individuals in the 1930 Census who were all enumerated in the 1920 Federal Census of Barron County, WI. I list them here and their probable ages:

John Olson
Age: 40
Birthplace: Norway
Married

Dora Olson (his wife)
Age: 36
Birthplace: Wisconsin

Wilburt (or Wilbur) Olson (their son)
Age: 14

May Olson (their daughter)
Age: 10 or 11

And any other Olson children enumerated

E.J. Frank
Age: 36
Birthplace: Michigan

Mayma (or Maima) Frank (his wife)
Age: 33
Birthplace: Wisconsin

And any Frank children enumerated with them

Peter M. Peterson (or Petersen)
Age: 25
Birthplace: Wisconsin

Willie (or William) Peterson (or Petersen)
Age: 22
Birthplace: Wisconsin

Chester Harvey Peterson (or Petersen)
Age: 19

Lars Nelson (or Nelsen)
Age: 62
Birthplace: Denmark

Any or all info is appreciated.