http://library.lds.org/nxt/gateway.dll/Curriculum/home%20and%20family.htm/a%20members%20guide%20to%20temple%20and%20family%20history%20work.htm/part%202%20how%20to%20provide%20ordinances%20for%20your%20ancestors.htm/step%201%20identify%20your%20ancestors.htm#JD_34697008