Yes, there are two books to discovery the Poitras families. 1- In french: "Jean Poitras, maître-menuisier" by Guy Poitras,ing. 1989 2- In french too: "La descendance de Jean Poitras" by The Poitras Families Association. 1500 pages, 15000 names and 8000 marriages. This first édition is sold out. The next édition will be printed in 2003 only.