Western Australian Exploration 1836-1845
Staff at the J.S. Battye Library of West Australian History.
Staff of the State Records Office of Western Australia.
Staff of the Geographic Names section of Landgate (formerly the Department of Land Information WA).
Eth Bianchi and Angela Teague, for typing.
J.M.R. (Jim) Cameron and Phyllis Barnes for information about the Clifton papers and material concerning Clifton.
George Templeman for information about H.M. Ommanney.