Differing information from multiple sources---five different birthdates, three different marriage dates. Which to trust? Is the tombstone of more value than the Bible? The obituary more trustworthy than the estate record? Or, there is no specific answer to your question---only a myriad of indirect evidence. Will that suffice? Find answers to your questions in this revised and updated 3rd edition of this must read guidebook. Authored by one of the nation's leading experts in the use of evidence for building a solid family history.