1To Benjamin Franklin from Thomas Moffatt, 12 May 1764 (Franklin Papers)
ALS : American Philosophical Society Three days ago on my return from an excursion of pleasure I was favourd with Yours of Aprill 7th. Some years are past since I kept a register of the Barometer, Thermometer &c. and from it I find that on Decr. 31st 1751 Fahreenheits thermometer fell two lines below Cypher and next day or Janr. 1st in the morning the mercury was at the same station but before...
2To Benjamin Franklin from Thomas Moffatt, 24 September 1764 (Franklin Papers)
ALS : American Philosophical Society I return you thanks for sending me Dr. Heberdens method of inoculating the small pox of which perhaps to you it may not be necessary to say that it bears every mark of Jud[g]ment candour and benevolence. The attention and regard shewn to this treatise in New England by the Authority and these in practise especially at Boston lately will to some very well...