April 18th. 1754 Since September last, having been abroad on two long Journeys, 3 and otherwise much engag’d, I have made but few Observations on the positive and negative State…
Philada. April 15. 1754 Dear Sir When I return’d from Maryland in February last, I found your Favour of Jany. 1. 7 but having mislaid it soon after, I defer’d…
Philada. March 12. 1754 Gentlemen I wrote to you about a Month since, and sent you a Set of Bills for £15. 11 s. 5 d. Sterling, which I hope…
Philada. Feb. 14, 1754 Dear Sir, I receiv’d your Favour of the 8th Inst. 6 with the Dollar enclos’d. They are the best Quills I could get in Town. I…
Philada. Jan. 1. 1753[1754] Gentlemen, I received your Money of Mr. Willing, and will remit it to London as soon as I have your Orders to whom. I expect the…
Philada. Jan. 1. 1753 [1754] 7 Dear Sir, I have your Favour of the 3d past, with your Son’s Remarks on the Abbé Nollet’s Letters. 8 I think the Experiments…
[1753?] 4 Suppose a tube of any length open at both ends, and containing a moveable wire of just the same length, that fills its bore. If I attempt to…
[1753?] 3 [ Missing ] Riding offend the Part, and occasion small Ulcers. The Bougie or Wax Candle I have heard is excellent in such Cases. But whether it be…
[1753?] With regard to the Germans, I think Methods of great tenderness should be used, and nothing that looks like a hardship be imposed. Their fondness for their own Language…
Philada. Dec. 13. 1753 Dear Sir, I received your Favour of the 5th Inst. and thank you for your kind Congratulations. 8 I wrote to you sometime since, and sent…