Haven’t an answer for that, but found this census
: Simon D Dennis Self Married Male 55 1845 Iowa
: Mary C Dennis Wife Married Female 47 1853 Illinois
: Garland Dennis Son Single Male 20 1880 Colorado
: Alva May Dennis Daughter Single Female 17 1883 Kansas
: James Millard Dennis Son Single Male 15 1885 Kansas
: David Roy Dennis Son Single Male 12 1888 Kansas
: Tim Ray Dennis Son Single Male 8 1892 Kansas
Simon D
Last name Dennis
Relationship Self
Marital status Married
Gender Male
Age 55
Birth year 1845
Birth place Iowa
Marriage year (estimated) 1873
Ethnicity American
Race White
Immigration year -
Spouse's first name(s) Mary C
Spouse's last name Dennis
Spouse's birth place Illinois
Head of household's first name(s) Simon D
Head of household's last name Dennis
Father's birth place Indiana
City/township McKinley, North Wichita
County Lincoln
State Oklahoma Territory
NARA series 1241339
Record set Us Census 1900
Category Census, land & surveys
Subcategory Census
Collections from Americas, United States