Birth Bertha was born on July 21, 1879.
Death Bertha died in May 1970 at 90 years old.

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Bertha Koolman (1879 - 1970) was born on July 21, 1879. She was born into the Koolman family.

Bertha had no-known spouses. Bertha died in May 1970 at 90 years of age.

Bertha Koolman's last known residence is at Sibley, Osceola County, Iowa.

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Given name
Bertha
Surnames
Koolman family history
Last Known Residence
Sibley, Osceola County, Iowa
Born
Death
Gender
Female

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