This site provides a detailed list of where to locate Aboriginal records for Western Australia.
https://www.dcp.wa.gov.au/SupportingI...AndFamilies/Documents/LookingWest.pdf
AIATSIS has digitised historic annual reports from the Chief Protector of Aborigines and Commissioner of Native Welfare.
http://www.aiatsis.gov.au/collections/exhibitions/remove/index.html
Storylines is a new online access point for the State Library of Western Australia's Aboriginal heritage collections. The system brings together photographs, oral histories, sounds and videos, in order to repatriate them to Aboriginal people around Western Australia and record new stories. Explore some of the stories and photographs which have been uncovered and reinterpreted as the project continues to work with individuals, organisations and communities throughout Western Australia.
http://storylines.slwa.wa.gov.au/archive/index.php