I am not related but did some lookups for you.
Joseph Nikolaus Baker
Father: Frank W. Baker
Mother: Barbara Hoffman
Died: Oct 1909 in Spearfish, South Dakota, USA
Spouse: Lulu Herrick
Born: Missouri
Died: Caldwell, Idaho, USA
Son: Raymond Baker Maxwell / Maxfield ??
Spouse: Leda Mecham
Born: 1 Aug 1912 in Hanksville, Wayne, Utah, USA
Died: North Edwards, California, USA
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I don't know why he's listed with the B.L. in front of his name but here he is before he married Lulu.
Source Citation: Year: 1900
Census Place: Spearfish, Lawrence, South Dakota
Roll: T623_1551; Page: 10A; Enumeration District: 29
B L Jos Baker
[Nicholas Joseph Baker]
Home in 1900: Spearfish, Lawrence, South Dakota
Age: 28
Birth Date: Mar 1872
Birthplace: Illinois
Barbara Baker, Head, 51, b. Nov. 1848, widow, mother of 6 children, 5 living, IL, GER, Unk, Landlady - Boarding House
B L Jos Baker, son, 28, b. Mar 1872, IL, NY, IL, Stockman
Frank Baker, son, 24, b. Dec 1875, IL, Tailor
Mamie Baker, daughter, 19, b. May 1881, SD
Harry Lytle, boarder, 22, b. Dec 1877, KS, IL, IA, Barber
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Here's the family in the 1880 census when Nicholas' father was still living.
Source Citation: Year: 1880
Census Place: Lead City, Lawrence, Dakota Territory
Roll: 113; Family History Film: 1254113; Page: 197A; Enumeration District: 117
Frank Baker, 36, Miner, NY, GER, GER
Barbara Baker, wife, 32, Keeping House, IL, GER, GER
Nicolas J. Baker, son, 9, at school, IL
Maggie Baker, daughter, 7, at school, IL
Frank Baker, son, 4, IL
George Baker, son, 1, Dakota Territory
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I found this information on a family tree at ancestry.com
Frank William Baker
Birth 15 Jan 1844 in NY
Death 10 Dec 1898 in Spearfish,Lawrence,SD
Marriage: 29 Oct 1869 - St. Francis of Assisi Church, Cook Co, IL
Barbara Hoffman (1848 - 1917)
Children--
Francis Baker 1870 – 1871
Nicholas Joseph Baker 1872 – 1909
Margaret Lena "Mamie" Baker 1874 – 1936
Frank M Baker 1875 – 1948
George William Baker 1878 – 1965
Marianne Josephine Baker 1881 – 1947