21To Benjamin Franklin from Jean de Neufville & fils, 9 December 1779 (Franklin Papers)
ALS : American Philosophical Society We Kindly thank your Excellence for her most Esteem’d favour...
22To Benjamin Franklin from Jean de Neufville & fils, 10 January 1780 (Franklin Papers)
ALS : American Philosophical Society Mr. Dumas hath informed your Excellency with every...
23To Benjamin Franklin from Jean de Neufville & fils, 20 January 1780 (Franklin Papers)
ALS : American Philosophical Society On the refusal of Mrs. Hope & Co: the owners of the vessel...
24From Benjamin Franklin to Jean de Neufville & fils, 27 January 1780 (Franklin Papers)
Copy: Library of Congress I received duly the Letters you did me the honour of writing me, of the...
25To Benjamin Franklin from Jean de Neufville & fils, [February? 1780] (Franklin Papers)
ALS : American Philosophical Society We most kindly thank you for your agreable last favour, we...
26To Benjamin Franklin from Jean de Neufville & fils, 1 May 1780 (Franklin Papers)
ALS : American Philosophical Society May it please your Excellency That after a longer Silence...
27To Benjamin Franklin from Jean de Neufville & fils, 29 May 1780 (Franklin Papers)
ALS : American Philosophical Society May it please your Excellency; That we lay before her, that...
28To Benjamin Franklin from Jean de Neufville & fils, [1] June 1780 (Franklin Papers)
ALS : American Philosophical Society We had the honour to write to Your Excellency by last maill,...
29From Benjamin Franklin to Jean de Neufville & fils, 4 June 1780 (Franklin Papers)
LS : National Archives; copy: Library of Congress I received the Letter you did me the honour of...
30From Benjamin Franklin to Jean de Neufville & fils, 6 June 1780 (Franklin Papers)
LS : National Archives; copies: Library of Congress, National Archives Since writing to you by...