The following info may provide insight as to locations of some of the individuals mentioned.

From: http://www.islandnet.com/ocfa/search.php?page=2&surname=...

LOOS, Katharine (w/o James McNabb) Greenwood, Owen Sound (South Extension) Grey Derby BG-G-042-SE

LOOS, Eckhardt White Chapel Memorial Gardens Wentworth Hamilton HM-168-1

LOOS, Lena (Corbett) White Chapel Memorial Gardens Wentworth Hamilton HM-168-1

From: ancestry.ca.......

Ontario, Canada Marriages, 1857-1924
about Gerlaih Loos
Name: Gerlaih Loos
Birth Place: Germany
Age: 23
Estimated Birth Year: abt 1848
Father Name: Henry Loos
Mother Name: Ann Catharina Barnby Loos
Spouse Name: Anne Margaret Billing
Spouse's Age: 22
Spouse Estimated Birth Year: abt 1849
Spouse Birth Place: Germany
Spouse Father Name: Andrew Billing
Spouse Mother Name: Anne Margaret Schwalm Billing
Marriage Date: 5 Nov 1871
Marriage Place: Grey
Marriage County: Grey
Family History Library Microfilm: MS932_5

Ontario, Canada Marriages, 1857-1924
about Eckhart Loos
Name: Eckhart Loos
Age: 25
Estimated Birth Year: abt 1883
Father Name: Gerlock Loos
Mother Name: Margaret Billing
Spouse Name: Lena Carbett s/b Corbett
Spouse's Age: 26
Spouse Estimated Birth Year: abt 1882
Spouse Father Name: William Carbett
Spouse Mother Name: Margaret Keene
Marriage Date: 19 Nov 1908
Marriage Place: Middlesex
Marriage County: Middlesex
Family History Library Microfilm: MS932_136

Ontario, Canada Marriages, 1857-1924
about James McNabb
Name: James McNabb
Birth Place: CO Waterloo
Age: 34
Estimated Birth Year: abt 1865
Father Name: John McNabb
Mother Name: Catharine Moore
Spouse Name: Kate Loose
Spouse's Age: 22
Spouse Estimated Birth Year: abt 1877
Spouse Birth Place: Nenstadt
Spouse Father Name: Gerlach Loose
Spouse Mother Name: Annie Billing
Marriage Date: 12 Apr 1899
Marriage Place: Wellington
Marriage County: Wellington
Family History Library Microfilm: MS932_100

Ontario, Canada Marriages, 1857-1924
about Kathleen McNab
Name: Kathleen McNab
Birth Place: Harriston Ont Gts
Age: 21
Estimated Birth Year: abt 1901
Father Name: James McNab
Mother Name: Katherine Loos
Spouse Name: William Leason Snell
Spouse's Age: 31
Spouse Estimated Birth Year: abt 1891
Spouse Birth Place: Chatsworth Ont
Spouse Father Name: Robt Wm Snell
Spouse Mother Name: Jane Garret Snell
Marriage Date: 6 Nov 1922
Marriage Place: Grey
Marriage County: Grey
Family History Library Microfilm: MS932_612

1901 Census of Canada
about Gerlach Loos
Name: Gerlach Loos
Gender: Male
Marital Status: Married
Age: 52
Birth Date: 12 Sep 1848
Birthplace: Germany
Relation to Head of House: Head
Spouse's Name: Anna M.
Immigration Year: 1864
Racial or Tribal Origin: German
Nationality: German
Religion: Lutheran
Occupation: Blacksmith
Province: Ontario
District: Bruce (East/est)
District Number: 48
Sub-District: Carrick
Sub-District Number: B-2
Family Number: 54
Page: 7
Neighbors: View others on page
Household Members: Name Age
Gerlach Loos 52
Anna M. Loos 51
Paul Loos 28
Mary Ann Loos 27
Eckert Loos 15
Laura Loos 10
Louisia Loos 12

Ontario, Canada Deaths, 1869-1934
about Gerlach Low (s/b Loos)
Name: Gerlach Low
Death Date: 8 May 1907
Death Location: Bruce
Gender: Male
Estimated Birth Year: abt 1849
Birth Location: Deu
Informant: Eckhart Loos
Registration #007012

Ontario, Canada Births, 1869-1909
about Gertach John McNabb
Name: Gertach John McNabb
Date of Birth: 21 Mar 1900
Gender: Male
Birth County: Wellington
Father's Name: James McNabb
Mother's Name: Kate Loos
Roll Number: MS929_152

Ontario, Canada Births, 1869-1909
about Kathleen Marguerite McNab
Name: Kathleen Marguerite McNab
Date of Birth: 25 Oct 1901
Gender: Female
Birth County: Wellington
Father's Name: Jas McNab
Mother's Name: Catherine Loss
Roll Number: MS929_156


From: http://www.automatedgenealogy.com/census11/

13 140 McNabb James 1302 3 Ave E M Head M Jul 1865 45 1901
14 140 McNabb Catharine F Wife M May 1877 34 1901
15 140 McNabb Gerlach M Son S Mar 1900 11 1901
16 140 McNabb Kathleen F Daughter S Oct 1901 9 1901
17 140 McNabb Vivian F Daughter S Apr 1910 1 1901

Hope this helps some.