The California Death Index has this entry:
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Nora Belle Hackley, b. 2 Jan 1908, Oklahoma
Died 10 Sep 1941, San Francisco Co., age 33
Father's name, Grable
Mother's maiden name, Nichols
I wonder if the birth date is correct.She was shown as age 4 years in the 1910 Oklahoma census, and age 14 in 1920 MO census.