This may be the family that you are looking for. You have Edna and Doug on your family tree as children of L R Bruce.
1921 Census of Canada about Lawrence Roy Bruse
Name: Lawrence Roy Bruse (shows Bruce on the image)
Gender: Male
Marital Status: Married
Age: 35
Birth Year: abt 1886
Birth Place: Ontario
Relation to Head of House: Head
Spouse's Name: Edith Edna Bruse
Father Birth Place: Ontario
Mother Birth Place: Ontario
Racial or Tribal Origin: Irish
Province or Territory: Alberta
District: MacLeod
District Number: 8
Sub-District Number: 28
City, Town or Village: Twp 18 R2 W of 5th LID No 160
Section Number: 30
Township Number: 15
Range Number: 2
Meridian Number: 5
Municipality: LID No 160
Occupation: Farmer
Neighbors: View others on page
Household Members:
Name Age
Lawrence Roy Bruse 35
Edith Edna Bruse 32
Douglas Lawrance Bruse 17
Edith Edna Grace Bruse 9
1911 Census of Canada about L R Bauer
Name: L R Bauer (shows Bruce on the image)
Gender: Male
Marital Status: Married
Age: 26
Birth Date: Apr 1885
Birthplace: Ontario
Relation to Head of House: Head
Spouse's Name: Edith Bauer
Tribal: Scotch (Scotish)
Province: Alberta
District: MacLeod
District Number: 3
Sub-District Number: 21
Neighbors: View others on page
Household Members:
Name Age
L R Bauer 26
Edith Bauer 22
Lawrence Bauer 2
R B Ferris 26