They were foster parents as noted in this obituary:
Duluth News Tribune (MN) - Thursday, May 13, 2010 Ida M. Johnson, 92, of Cottonwood, passed away at the Viewcrest Care Center in Duluth on Sunday, May 9, 2010.
Ida Marie Oftedahl, the daughter of Marcelius and Rachel (Jensen) Oftedahl was born on Nov. 15, 1917, at Astoria, S.D.
On Nov. 12, 1938, she was married to Arnold Johnson in Astoria, S.D. After their marriage they lived in Astoria, before moving to Cottonwood, Minn. Ida was a bookkeeper for many years at Smith's Inc. and later at Johnson Leasing.
Ida enjoyed bowling and needlework and was an excellent cook and baker. She especially liked making krumkake and brought them to many people for special occasions.
She is preceded in death by her parents; her foster parents, Osmond and Lisa Forgard; her husband, Arnold; sisters, Mildred Thomas and Olive Rewerts; and brother, Johnny Oftedahl.
Ida is survived by her daughter, LaVonne (David) Tucci of Duluth; grandchildren, Theresa (Travis) Williams, Tony (Carla) Tucci, Nic Tucci, Pat (Lisa) Tucci and Mike (Kathy) Tucci; great-grandchildren, Lianne Brown, Cortney and Derek Tucci, Tygen and Lorelei Tucci, Deanna Hernandez and Lake Tucci, and other relatives.
Blessed be the memory of Ida Johnson.
FUNERAL SERVICE: 1 p.m. Saturday, May 15, 2010 in the Hamilton Funeral Home in Marshall. Burial will be at the Christ Lutheran Cemetery in Cottonwood. Visitation will be one hour prior to the service at the funeral home. Condolences may be sent to www.hamiltonfh.com