Hope this is the family you are looking for.
1910 - Nahma,
Delta Co., MI
Foster, Frederick M - age 32, married 1yr, b. Vermont and both parents
Vermont, Lumberyard
Agnes - wife - age 21 - b. India
Danish - both parents Denmark came to US 1891
Carline E., daugther - 5/12 born
Michigan1920 - Barga Co., L'Anse, MI
Foster, Fred M., age 41, born Mass and both parents Mass.
Agnes, wife, age 31, US 1890, born Denmark and both parents Denmark
Caroline, daugther, age 10,
MichFred H., Son, age 8,
MichJack H., Son, age 7,
Mich1930 - Memominee Co., Memomiee, MI
Foster, Fred M. - age 48, married age 25, born
Vermont, father, Mass, mother
Vermont,
Broker, Lumber
Agnes, wife, age 40, married age 19, born
Mich, both parent Denmark
Caroline, daughter, age 19, born
Mich.
Fred Jr., son, age 17, born
Mich.
Jack, son, age 16, born
Mich.
Tom, son, age 8, born
Mich.
WWI Draft Reg.
Frederick
Metcalf Foster b. April 9, 1878, living at L'Anse,
Barga Co., Mich.