what area of the world are we talking of? there is a john durst and mary in one of my tree' i've been researching, area of plymouth , wisconsin, usa. 1840-1910,1930. thier daughter is married by 1895 marie durst Elmer b 1869,may,19. if ican be anymore help? i havent learnd everything of this family just the elmer side. i know they were farmers.and i can look anything up for you.