Viola Treptow was born 28 Mar 1921 in Fairbault County, Minnesota, and died 22 Oct 1963 in Mankato, Minnesota.She married Marvin Eldor Dallman, son of Fred John Wilhelm Dallman and Emma Katharina Henriette Gruenhagen. More About Viola Treptow and Marvin Eldor Dallman: Private-Begin: Private Children of Viola Treptow and Marvin Eldor Dallman are: