Handwritten facsimile correspondence from Dr Tim Burt (Department of Health and Community Services, Alyangula and Groote Eylandt Health Centre, Northern Territory) to Professor Sue Serjeantson (Human Genetics Group, Division of Clinical Sciences, John Curtin School of Medical Research, ANU) (25/2/1992) enclosing a map of family relationships and a list of the people from Groote Eylandt who donated blood. The list gives the person's name, identification number, date of birth, parent's identification numbers and mother's name.