Letter from Donald McLean to the Honble, the Colonial Secretary, dated 14th. May 1850. relative to the 2nd, instalment of Rangitikei purchase. Whanganui May 14th. 1850. Sir, I have the honor to request that you will submit to His Excellency, the Lieut. Governor, that it will be desirable to receive at Whanganui, with as little delay as possible, the Second Instalment of £500; which