Subject to the Trusts aforesaid in respect of the articles referred to in clause 3(c), (d)7 (e) and (f) hereof, during the lifetime of his eldest son Prince Azam Jah (if and so long as the Dynasty of the Settlor continues and Prince Azam Jah succeeds him as the Nizam of Hyderabad) it shall be at the option of the trustees either to keep the said jewels and other articles mentioned in the first Schedule hereunder written unsold or to sell the same or any part thereof at such time or times and in such manner as they may in their discretion think fit, but subject as aforesaid, after death of the Settlor as well as of the said Prince Azam Jah the Trustees shall sell the said jewels and other articles specified in the First Schedule hereunder written within a period of three years after the date of the death of the survivor of the Settlor and the said Prince Azam Jah and any such sale as aforesaid shall be effected by the Trustees at such price or prices or for such consideration and on such terms as the trustees may in their absolute discretion think fit and either in India or in any foreign country without the trustees being liable or accountable to any person whomsoever for the propriety of or justification for any such sale or for the reasonableness or otherwise of the price or consideration or other terms in respect of the sale of any of the said articles. " The said jewellery is kept in the safe deposit vault of the Mercantile Bank Ltd. at Bombay.