EQUITY - trusts and trustees - powers, duties, rights and liabilities of trustees - Defendant, an administrator of an intestate estate, was obliged to preserve the estate for the benefit of the deceased's widow and sons - Plaintiff-widow purportedly granted powers of attorney to the defendant to administer the deceased's estate - Defendant, without notice to the plaintiff, transmitted estate funds to Lebanon in the names of the deceased's sons in the practical control of their grandfather - Whether the powers of attorney were validly granted - Whether the terms of the powers of attorney authorised the defendant to transmit the disputed funds beyond the practical reach of the plaintiff and any representative of the deceased's estate.