Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 1-7

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 9-14

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 15-17

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 19-23

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 25-35

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 37-46

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 47-54

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 55-56

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 57-61

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 63-69

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 71-79

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 81-82

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 83-86

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 87-94

Published in Journal of the Royal Society of Western Australia, in 1929, in volume 15, pages 95-98

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 99-114

Published in Journal of The Royal Society of Western Australia, in 1929, in volume 15, pages 115-123