Periolat One-Name Study - “Illinois, Cook County Marriages, 1871-1920,” digital images, FamilySearch.org Record Search, license for Dominick Hellmich-Mamie Koenig, no. 82261, 27 May 1884.

“Illinois, Cook County Marriages, 1871-1920,” digital images, FamilySearch.org Record Search, license for Dominick Hellmich-Mamie Koenig, no. 82261, 27 May 1884.

See:

Mamie Koenig (age 20)
Dominic Hellmich (age 24)