Harold and Phyllis Miller
From the etching on the headstone I can see that these folks were farmers...there are several such type headstones in this tiny cemetery. This is a very nice headstone, very detailed.
St. John Lutheran Cemetery in Massbach, Illinois. The zip code here is 61028 which will show as Elizabeth Illinois.
This little cemetery is about 1 mile away from the Massbach Ridge Winery on the same road. The winery is also a waymark in the Wineries category.