1From John Adams to Wilkes Allen, 5 September 1820 (Adams Papers)
I am much obliged to you for your history of Chelmsford which I have read with great pleasure and...
2To John Adams from Wilkes Allen, 1 October 1820 (Adams Papers)
I have received your kind & obliging letter acknowledging the reception of the History of...
3From John Adams to Wilkes Allen, 16 October 1820 (Adams Papers)
I thank you for your obliging favour of October 1st. In my former letter I forgot to mention that...