Searching for information on John Mohn. We know he married Wilhelmina Burkhardt/Albrecht in the early 1900's. Their children were,Ann (m. Walter Gray), Katherine (m.Bayard C. Temple),Karl (m. Jessie Seybert), William, and Edward. They lived in Altoona, Baden, Hollidaysburg, Pittsburgh, and Wexford areas of Pennsylvania. Any information would be greatly appreciated.