Extract from the 1870 Census:
Name: G Clyde Robertson
Age in 1870: 6
Estimated birth year: 1864
Birthplace: Michigan
Race: white
Sex: male
Relation to head-of-house: son
Home in 1870: Mount Clemens, Macomb, Michigan
Post office: Mount Clemens
Occupation: none
Census place: Mount Clemens, Macomb, Michigan; Roll: M593_688; Page: 398; Image: 236
Date: 6 Aug 1870

Extract from the 1880 Census:
Name: George C Robertson
Age: 16
Estimated birth year: 1864
Birthplace: Michigan
Race: white
Sex: male
Relationship to head-of-household: son
Home in 1880: Mount Clemens, Macomb, Michigan
Marital status: single
Father's birthplace: Michigan
Mother's birthplace: Michigan
Occupation: attending school
Census place: Mount Clemens, Macomb, Michigan; Roll: T9_592; Family History Film: 1254592; Page: 384.3000; Enumeration District: 203; Image: 0772
Date: 8 Jun 1880

Extract from Michigan Marriage Records, 1868-1925:
Name: George C Robertson
Age: 22
Estimated birth year: 1864
Birth place: Michigan
Spouse gender: male
Spouse race: white
Residence: Mount Clemens
Occupation: agent
Marriage date: 17 May 1886
Marriage place: New Haven, Macomb, Michigan
Spouse: Addie Little
Spouse age: 21
Spouse estimated birth year: 1865
Gender: female
Race: white
Spouse birth place: Canada
Residence: Mount Clemens
Minister: P Schermerhorn
Witnesses: Mrs E Schermerhorn, Edwin D Schermerhorn, both of New Haven
Record number: 4283
Film: 32
Film description: 1886 Lenawee - 1886 Washtenaw

Extract from the Michigan Deaths and Burials Index, 1867-1995:
Name: George C Robertson
Estimated birth date: 1864
Birth place: Michigan
Gender: male
Race: white
Marital status: married
Death date: 9 Mar 1899 [sic]
Death place: Mount Clemens, Macomb, Michigan
Death age: 35
Father's name: Geo W Robertson
Residence: Mount Clemens, Macomb, Michigan
Mother's name: Celia E Woodruff [sic]
Residence: Mount Clemens, Macomb, Michigan
FHL film number: 979575

Extract from Michigan death certificate:
Name: George Clyde Robertson
Age: 35 years 3 months 1 days
Birth date: 1864
Birthplace: Michigan
Race: white
Sex: male
Marital status: married
Age at first marriage: 21
Number of children: 1
Number of children living: 1
Spouse: not listed
Residence: Mount Clemens, Michigan
Occupation: tinner
Death date: 9 Mar 1899 [sic]
Death place: 132 Cass Avenue, Mount Clemens, Michigan
Cause of death: typhoid
Father's name: Geo W Robertson
Birthplace of father: Michigan
Mother's name: Celia E Woodruff
Birthplace of mother: Michigan
Informant: G W Robertson, Mount Clemens, Michigan
Place of burial: Clinton Grove Cemetery
Date of burial: 11 Mar 1899