Information about Person
Mary Elizabeth Hallock Greenewalt
Born on: 1871
Died on: 1950 (unsure)
Died on: 1950 (unsure)
other Names
Mary Elizabeth Hallock-Greenewalt
Mary Hallock Greenewalt
Mary Hallock Greenewalt
1920 – 1934
Mary Elizabeth Hallock Greenewalt (Developer)
Mary Elizabeth Hallock Greenewalt (Developer)