This Autographed Dated November 23, 1839 5x6.25 Cut Signature with the inscription of "A speciman of Dr. Franklin's hand writing, from, Nov, 26th 39(1839)" has been Personally Signed by Jared Sparks. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website. The letter is in response to a collector's request for Benjamin Franklin's autograph or writing sample!