First given name of “Mary” from a copy of a three-pager family tree titled, "Descendants of Peter Usak" and dated "15 November 1995" and obtained from the Toth family by Brian of nzolivers while visiting the USA in November 2022. Peter Usak's granddaughter, Frances Usak, married Daniel Toth (1898-1970). This was Daniel's second marriage and they went on to have two children, Daniel and Arlene.

Place of birth of Poland from 1940 United States Federal Census found in January 2023.

Formal name of “Marianne”, year of birth, date and country of death, place of burial, name of parents, maiden name of “Vavzincak”, from Find a Grave found in January 2023:
https://www.findagrave.com/memorial/157894353/marianne-uszak
Name: Marianne Uszak
Birth Date: 1910
Birth Place: Poland
Death Date: 2 Oct 1984
Death Place: United States of America
Cemetery: Saint Mary Cemetery
Burial or Cremation Place: Elyria, Lorain County, Ohio, United States of America
Father: Stacey Stanley Vavzincak
Mother: Eva Vavzincak
Spouse: Joseph Uszak
Daughter: Joan born 1944