What is Ingeborg's precise birth date?
Okay, got it from Family Search
Name: Ingeborg Iversen
Event Date (baptism): 18 Apr 1869
KVAM, OPLAND, NORWAY
Birth Date: 11 Jan 1869
Father's Name: Iver Iversen
Mother's Name: Ragnild Pedersdr
Here she is marrying in Quincy MA.
Massachusetts, Marriage Records, 1840-1915 [indexed on Ancestry.com]
Name: Ingeborg Iverson
Birth Year: abt 1869
Birth Place: Norway
Marriage Date: 23 Feb 1889
Marriage Place: Quincy, Massachusetts, USA
Age at Marriage: 20
Spouse: Antonio Sabia
Spouse Birth Place: Italy
Spouse Age at Marriage: 26
Spouse Father: Jovanne [probably Giovanni]
Spouse Mother: Maria
I'll leave it to you to add the rest of your info if you want to pursue this....