1901 census (for ages, birthplaces, etc)
Spital Street, Brightside Bierlow, Sheffield
Duncan, Thomas J Head M 32 Boiler Stoker (Steel Works)
Duncan, Fanny Wife F 31
Duncan, Christina Daughter F 10
Duncan, Edith Daughter F 8
Duncan, Athel Daughter F 5
Duncan, Lily Daughter F 3
Duncan, Warren Son M 1 all born Sheffield
1891 census
Spital Street, Brightside Bierlow, Sheffield
Duncan, Thomas James Head M 22 Fire Man at Steel Works
Duncan, Fanny Wife F 22
Duncan, Christina Daughter F 0