Experiment: The Fall of John Gorton. Shakespeare Head Press, Sydney. 1971. Renouf, Alan. The Frightened Country. Macmillan Australia, Melbourne. 1979. ISBN
3700-3500 B.C., and was the symbol of Isis in the pyramidal ceremonials. Renouf included it with Arcturus in the immense figure Menat. Allen, R. H. (1963):