Marilla J. Watts (Whitney)

I found the following in the California Birth Index

Name:     Elnita Dolores Heard
Birth Date:     30 Jul 1944
Gender:     Female
Mother's Maiden Name:     Hughes
Birth County:     Alameda

and the following in the Social Security Death Index

Name:     Elnita D Husband
Death Date:     16 Mar 2013

She has a burial record on Find a Grave at https://www.findagrave.com/memorial/148065432/elnita-d-husband

I regret that I have not found an obituary.