Hello, I just came across your message about a Jacob Messner. There is a Jacob Messner who is in an off shoot of my tree who was born in 1863,and died in 1933, married a Mary Dickerhoof.His father was Daniel and his grandfather was Philip Jacob Messner his g grandfather was Christian, his gg grandfather was Michael of which I'm a desendent. I don't know if this will help you or anyone else out there. You can email me if need be at email@example.com. take care Rob.