How do you know if the Johannes Zundel you found in the 1900 census is really your great grandfather? Did your ancestors come from Poland or Germany since the records conflict? Now that you have gathered names, dates, naturalization records, marriage certificates and family photographs, it is time to analyze the information and pull them together into a family tree.

* Apply the Genealogical Proof Standard
* 8 Ways to Avoid Working the Wrong Family Tree
* Do Not Assume