Elders Trustee and Executor Company Limited and Richard Gilmore Howard as Executor of the Estate of Alice Marie Howard and The Public Trustee of the Northern Territory of Australia v. Laurence Cheong Ah Toy and Koolpinyah Station Pty Ltd In the Wills of Oscar Schomburgk Herbert and Evan Schomburgk Herbert both late of Koolpinyah Station via Darwin in the Northern Territory of Australia, Pastoralists, Deceased and The Administration and Probate Act Nos. AP24 and AP25 of 1989 (1990) 101 FLR 279 [1990] NTSC 26 (28 August 1990)