Published in Journal of The Royal Society of Western Australia, in 1955, in volume 39, issue 1, pages 18
Published in Journal of the Royal Society of Western Australia, in 1955, in volume 39, pages 28-30
Published in Journal of the Royal Society of Western Australia, in 1955, in volume 39, pages 19-27
Published in Journal of the Royal Society of Western Australia, in 1955, in volume 39, pages 31-45
Published in Journal of the Royal Society of Western Australia, in 1955, in volume 39, pages 1-17