1From Benjamin Franklin to John Whitehurst, 22 August 1783 (Franklin Papers)
ALS : Descendants of the Rawle and Corning Families, Connecticut (2010) The Bearer, Mr Kempel, is the Creator of the Wooden Man who plays so well at Chess; but he is very ingenious in other Matters of more Importance, and has some useful Inventions to communicate to the Publick. I beg leave to recommend him to you Civilities, and to request your Advice to him, as to the Manner of making those...