Mary MIGHT be the daughter of James (Vaclav) Rozhon and Katherina Stepanek of Kedzie Street. In the 1910 census, James and Katherine are listed on that street and living with them is a 2 year old Mary Placek and a 22 year old Marie Placek. Marie is listed as a "sister-in-law".

Mary, of this record, could also be Katherina's sister, who might have first married a Rozhon, and then Willie Placek (who was deceased by 1910), and lastly,

1. Mary PLACEK