Gertrude was the d/o Henry Freeman Pettis and Bertha Castera Morris. Not sure of the first entry unless she was married twice. Did not find anything on husband, L.M. Davis. Not enough to go on.
Steve
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Gertrude Pettis, "United States Census, 1940"
Name: Gertrude Pettis
Titles and Terms:
Event Type: Census
Event Date: 1940
Event Place: Ward 21, Boston, Boston City, Suffolk, Massachusetts, United States
Gender: Female
Age: 33
Marital Status: Widowed***???
Race (Original): White
Race: White
Relationship to Head of Household (Original): Head
Relationship to Head of Household: Head
Birthplace: Canada
Birth Year (Estimated): 1907
Last Place of Residence: Same Place
District: 15-729
Family Number: 302
Sheet Number and Letter: 8A
Line Number: 29
Affiliate
Publication Number: T627
Affiliate Film Number: 1681
Digital Folder Number: 005460953
Image Number: 00584
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Pettis in entry for Gertrude Marie Davis, "California, Death Index, 1940-1997"
Name: Gertrude Marie Davis
Event Type: Death
Event Date: 10 Sep 1984
Event Place: San Mateo, California, United States
Birth Date: 15 Jan 1907
Birthplace: Canada
Gender: Female
Father's Name: Pettis
Mother's Name: Morris