1From Benjamin Franklin to Matthew Boulton, [15 June 1772] (Franklin Papers)
AL : Assay Office, Birmingham Dr. Franklin presents his Compliments to Mr. Bolton, and having...
2From Benjamin Franklin to Matthew Boulton, 22 May 1765 (Franklin Papers)
ALS : The Assay Office, Birmingham A few Days since I received from Monsr. Godefroy two Parcels...