Charles Sedgwick  [Clarence J Sedgwick / Ophelia May Carter]
b. abt 1904, Kansas2
d. aft 1920, believed to have died young of tuberculosis1

Census records:

1910 KS Wyandotte, Kansas City
1920 MO Jackson, Kansas City

There appears in the California Death Index and the SSDI a Charles Donald Sedgwick b. 1/25/1903 d. 3/5/1994, but he was born in Indiana and his mother's name is Owens, so he is not this Charles.
Sources:

1. Records of descendant/researcher of this family

2. Census records, any of those indicated.

Questions? Have more data? genealogy@sedgwick.org