Gerhardt Schalk & Iva A. Mielke 
They had a son named Darwin Dale.
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Children
Darwin Dale Schalk
Darwin Dale was born on September 6th, 1943 in Rogers City, Presque Isle County, Michigan.1 He died at the age of 47 on May 29th, 1991 in Alpena, Michigan. He was buried in St. Michael Lutheran Church, Belknap Township, Michigan.1