1To John Adams from Henry Channing, 10 November 1820 (Adams Papers)
I was honoured by your favour of the 2d Inst: in answer to my letter of 26th ult. I cannot refrain from expressing my very great pleasure, in perusing this renewed proof of the wonderful retention of mental powers at this advanced period of life. I should be happy, could I justly think that, though nearly thirty years younger than yourself, I now possessed the memory and powers of mental...