On Saturday, August 26, 2017 at 7:36:20 PM UTC+2, Paulo Canedo wrote: > The problem of autosomal DNA is that it becomes unreliable after some generations. To be honest I think that step by step the technology will allow analyses further back. Right now I think back to 1800 or so is not uncommon. It is a question of parsing the data, and also of having tests which will give more data. But for now...