(Dates, places, events, notes, and multimedia removed for privacy reasons)
David Carol Koch was the son of Vernon Ronald Koch and Helene Palmeter.
David Carol Koch (private)
Vernon Ronald Koch (private)
Walter George Koch (1897-1982)
Emilie Anna Hellbusch (1900-1974)
Carl Hellbusch (1864-1944)
Elsie "Lizzie" Neemeyer (1874-1958)
Helene Palmeter