1From Benjamin Franklin to Thomas Clap, 28 November 1751 (Franklin Papers)
ALS : Universitätsbibliothek, Sammlung Kestner, Karl Marx Universität, Leipzig I am heartily...
2From Benjamin Franklin to Thomas Clap, 20 August 1753 (Franklin Papers)
ALS : Miss S. Berenice Baldwin, Woodbridge, Conn. (1959) I arrived here well (Thanks to God) on...
3From Benjamin Franklin to Thomas Clap, 8 November 1753 (Franklin Papers)
ALS : Yale University Library The first Intimation I find of the New Airpump, is in a Piece of...