Here's the 1884.marriage info for a Charles Henry Callow and Elizabeth Corlett.
The 1900 Napa, California census, below, has two children listed, William R. Callow, and Ruth Callow.

I've found copies of the obits for Charles Henry Callow, Elizabeth Callow and Ruth Callow Bolton and can email them to you if you need, or want them.
My email address is ljcde9 (at) aol.com
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Name:Charles Henry Callow
Event Type:Marriage
Event Date:3 Apr 1884
Event Place:Napa, California, United States
Event Place (Original):Napa, California, United States
Gender Male
Age:26
Birth Year (Estimated):1858
Spouse's Name:Elizabeth Corlett
Spouse's Gender:Female
Spouse's Age:21
Spouse's Birth Year (Estimated):1863
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Name:Charles H Callow
Event Type:Census
Event Date:1900
Event Year:1900
Event Place:Township 6, Tuolumne, California, United States
Event Place (Original):ED 130 Township 6, Tuolumne, California, United States
Gender:Male
Age:41
Marital Status:Married
Race:White
Race (Original):W
Years Married:16
Birth Date:Jun 1859
Birthplace:England
Marriage Year (Estimated):1884
Immigration Year:1883
Father's Birthplace:England
Mother's Birthplace:England
Relationship to Head of Household:Head
Relationship to Head of Household (Original):Head
Sheet Letter:A
Sheet Number:5
HouseholdRoleSexAgeBirthplaceCharles H Callow
HeadMale41England
Elizabeth CallowWifeFemale38England
William R CallowSonMale14England
Ruth CallowDaughterFemale10California
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