From [Charles] Jackson5
AL: University of Pennsylvania Library
<General Post Office, May 20, 1771, a note in the third person. Sends a piece of elastic gum6 with a thousand good wishes.>
5. Identified by the handwriting and place of origin. For Jackson see above, XIV, 301 n.
6. In November BF sent Jonathan Williams, Sr., six “vessels” of elastic gum, costing £1 16s. Jour., p. 37.