Myrtle Mary had children (Russell) in AR

Myrtle Mary Thomas born abt. 1898 m.Russell m. Pete Smith . She had two sisters (don't know their names) and two brothers, Albert and Alfred (I think). Myrtle died at 48 yrs old in Sacramento, CA. Her mother's name was Sarah Thomas....Sarah later remarried
and when she died her name was Sarah Loudermilk. Looking for any information on Myrtle Mary and her ancestors.
Thanks,
Dennis Russell