1To Benjamin Franklin from Jan Ingenhousz, 7 February 1781 (Franklin Papers)
ALS : American Philosophical Society I wrote you a lettre some weaks ago containing an account of some experiments done according to your direction with wires of various metals. I hope you will have recieved it. I did begg the favour of inquiring about a lettre, which Mr. Wharton has sent me and which I never recieved, tho it is of great concern for me. As I have this oportunity, I take the...
2To Benjamin Franklin from Jan Ingenhousz, 26 August 1777 (Franklin Papers)
ALS : American Philosophical Society I Stay’d a day longer in the Country as I had proposed. I recieved now my lettres from London, and can set out for an excursion, whenever you pleas. As I have some business to perform to day in town, I can’t have the pleasur of seing you. I intend to Come to morrow at three o clock at Dinner in purpose to consult you upon the intended sell of my stock and...
3To Benjamin Franklin from Jan Ingenhousz, 2 April 1777 (Franklin Papers)
ALS : American Philosophical Society I recieved a note from the post office of Paris, that a lettre directed to me has been put in the bureau without the postage being payed, and is therefore not forwarded. I have immediately given ordres to my banker to pay the postage. As I have reason to suspect, that this lettre is yours, the more so, as the last lettre I recieved from you, has had the...
4To Benjamin Franklin from Jan Ingenhousz, 29 January 1777 (Franklin Papers)
ALS : American Philosophical Society As I recieved my lettre Directed to you at Philadelphia back from London because my friend thought it would not please me, when I should know you was at Paris, I send it you without opening it, tho you will now be acquainted with the philosophical part of it. As I referred to it in my last, which will have come to your hands by Abbe Georgel , I am affrayed...
5To Benjamin Franklin from Jan Ingenhousz, 14 November 1778 (Franklin Papers)
ALS : American Philosophical Society As I was not able to finish as soon as I expected the book I intend to publish, I find my self obliged to spend the winter in this capital, where I enjoye far more satisfaction and happiness then I can ever enjoye in the place, where I am destined to reside. Tho I have not had the pleasure of hearing directely from you, I had now and then the satisfaction...
6To Benjamin Franklin from Jan Ingenhousz, 1 April 1779 (Franklin Papers)
Letterbook abstract: Gemeente-Archief, Statserf, Breda a Franklin , que le volume des Trans. philos. contains two papers of mine. That another paper is read upon a new theory of gunpowder which I have imagined. That I desire that his nephew should send me what money he has in hand for that I think trade is too precarious in the present circumstances of time. Ingenhousz the previous year ( XXVI...
7To Benjamin Franklin from Jan Ingenhousz, 30 August 1777 (Franklin Papers)
ALS : American Philosophical Society I found a coach, very easy and very strong, which can keep 4 persons. The bargain, which I was able to make, is to pay 9 livres a day till the 18th and than 6 Livres a day afterwards. Thus if we stay on our journey 16 days, it will cost us only 6 louis d’ors. I am sure it will be impossible to meet with a more reasonnable bargain, as commonly I am assured a...
8To Benjamin Franklin from Jan Ingenhousz, 15 November 1776 (Franklin Papers)
ALS : American Philosophical Society; duplicate: Staatsbibliothek Preussischer Kulturbesitz, West Berlin Since I received your kind lettre dated Marsch 18, 1774, great things have happened, of which your country is the theatre. That country is become the seat of horror and bloodshed, which I took to be the seat of tranquillity and happiness, and which I was formerly much inclined to chuse as a...
9To Benjamin Franklin from Jan Ingenhousz, 18 November 1779 (Franklin Papers)
ALS : American Philosophical Society I find myself very happy to be in a country, from which I may write to you in full safety, and to acquaint you, that I intend ear long to pay you a visit at Passy. I set out to morrow for Holland, from where I will go directely to Paris. I had asked leave to remain in London till next spring on purpose to publish a second volum of the work I send you, and...
10To Benjamin Franklin from Jan Ingenhousz, 23 May 1781 (Franklin Papers)
ALS : American Philosophical Society After having longed such a long while for an answer upon my lettres of Dec. 2. febr. 7 and april. 7th. I recieve at last a lettre from Dr. le Begue de Presle dated paris May 1. by which I am acquainted that you are well and that you have answerd me upon my lettres , tho I have recieved none at all. This lettre of mr. le Begue was shut in a cover, which had...
11To Benjamin Franklin from Jan Ingenhousz, 28 January 1783 (Franklin Papers)
ALS : American Philosophical Society As I expected every day to hear that peace was actualy made, I postponed to write to you, fearing to interrupt your attention now engaged in more whighty affaires than the Content of my lettres. I hope you have put the wire inclosed in my last to the test in a phial filled with fine dephlogisticated air. If you have, I am Sure you will have been pleased...
12To Benjamin Franklin from Jan Ingenhousz, 3 May 1780 (Franklin Papers)
ALS : Library of Congress I hope you are not so entirely involved in the troublesome business of the world Politic, as to have abandon’d entirely the world of Nature, whose laws, made by the supreme wisdom are as constant, and inalterable as its Legislator himself. It would, indeed, be hard to me to concieve, that a man, a Philosopher so often and so successfully employed in researches of the...
13To Benjamin Franklin from Jan Ingenhousz, 20 August 1782 (Franklin Papers)
ALS : American Philosophical Society I Was very happy in recieving your lettre containing the explication of the stroke of lightning at Cremona, and an other, dated July 4th, which came to hand before yesterday. Recieve my most harty thanks for both these favours and particularly for your kindness of forwarding my lettre to mr. Sam. Wharton and joining to it an admonitory note of your own on...
14To Benjamin Franklin from Jan Ingenhousz, 24 April 1782 (Franklin Papers)
ALS : American Philosophical Society When you consider, how long time I had the honour of enjoying your friendship, you can easily concieve, who much I am affected by having not recieved a single word from you in answer to So many letters, and instanty made by several hands. I doe not know by which way I may have forfeited your friendship. But as I am Conscious of having by no means deserved...
15To Benjamin Franklin from [Jan Ingenhousz], 6 March 1778 (Franklin Papers)
AL : Historical Society of Pennsylvania I recieved your kind lettre at Brussels with several papers contained in it, which all gave me a great satisfaction and did serve verry purposely to the end, which I intended to make of the contents. I thank you most hardily for them. I am allready 5 weaks here, and would have wrote a long while to you, if I had been able to fulfill your commissions. I...
16To Benjamin Franklin from Jan Ingenhousz, 4 January 1777 (Franklin Papers)
ALS : American Philosophical Society A little time ago I sent you a lettre by the way of London in hopes it should soon Come to your hands in America. But a few days ago I was informed by the newspapers and private lettres that you are arrived at Paris. This piece of news as astonishing as unexspected was very agreable to me, being happy to understand, that you are safe and in good health and...
17To Benjamin Franklin from Jan Ingenhousz, 5 December 1780 (Franklin Papers)
ALS : American Philosophical Society I had the satisfaction of being informed by a lettre of monsieur le Begue de Presle, that you continued to enjoye a good health: but as it is allways a much greater satisfaction for me to be informed of your happiness by your self, I will endeavour to procure me this pleasure the sooner by giving you some information of my self. I continue to enjoye a...
18To Benjamin Franklin from Jan Ingenhousz, 8 December 1781 (Franklin Papers)
ALS : American Philosophical Society I Can make no doubt but my lettres came all to hand dated Dec. 2th 1780; febr. 7, april 7 may 23, aug. 29 1781. You will have seen how much I languish’d for a word of answer eiter by yourself, or, if you had no time, by the hand of your son or clerk. A volum of opuscula on various philosophical subjects, which I have had ready for the press more than 7 or 8...
19To Benjamin Franklin from Jan Ingenhousz, 28 June 1777 (Franklin Papers)
ALS : American Philosophical Society It seems all your lettres miscarry in a certain way. Your last favour of the 26 of April came only to my hands a few days ago after having passed thro Vienna and a great part of the German Empire. I am still at Tissingen in Suabia upon the estate of the Prince de la Tour et Tassis , whose two sons I have succesfully inoculated. I intend to set out from here...
20To Benjamin Franklin from Jan Ingenhousz, 5 October 1778 (Franklin Papers)
ALS : American Philosophical Society You will be surprised, that I did not keep my word or reather my resolution to come over to Paris. The reason was, that I undertook to finish a work upon the subject of the small pox and inoculation before I quitted this country, in which I was much interrupted by visitors and other avocations, which one can scarce avoid in a city as this, if a man has so...
21To Benjamin Franklin from Ingenhousz, 23 June 1783 (Franklin Papers)
ALS : American Philosophical Society This is only to accompany the adjoin’d lettre of mr. Weinbrenner, who, as you see, does not loose time to make use of your kind proposition of giving some introductory letters to his agent, who is mr. Donath . This gentleman will set out in a few weeks for Philadelphia New york & Boston, where he will spend two years. He will carry with him various...
22To Benjamin Franklin from Ingenhousz, 15 June 1778 (Franklin Papers)
ALS : Historical Society of Pennsylvania I recieved your kind lettre dated juin 8 and thank you hartely for it. Our friend was very happy to hear from you and to be informed you are happy. I will bring over a propre quantity of the ingredients necessary for the preparation of the prescription and desire much to meet you again in your actual residence. I will not be able to set of before july,...
23To Benjamin Franklin from Ingenhousz, 12 [May] 1778 (Franklin Papers)
Letterbook abstract: Gemeente-Archief, Statserf, Breda To Dr. Franklin in passy that sir john should recommend in his case the [ illegible ] aethiopicum, if he could relay on the frensch making well the sal diureticus and reducing antimonie into an impalpable powder, but that [ they? ] faced this difficulty little. I acquaint him with my invention of kindling a candle by an electric explosion...
24To Benjamin Franklin from Ingenhousz, 7 April 1781 (Franklin Papers)
ALS : American Philosophical Society I did send you in Decembre last the issue of the experiment by which the conducting power of common heat may be determined in the different metals. I have since wrote to you in february, requesting to be informed of what is become of Mr Wharton. I gave you to understand that I was greately concerned in some articles of trade he carryed on for me when he did...
25To Benjamin Franklin from Ingenhousz, 14 May 1778 (Franklin Papers)
ALS : Historical Society of Pennsylvania You will have recieved my lettre of May 12th. which I forwarded by my Bankers. Tho I had this inclosed in hands, yet I did not think it prudent to put it into mine, because I did not know, what it mayt contain. I send it you by an oportunity, which Mr. Elmsley affords me, it will be carry’d Save to Calais; from whence it will meet with no more...
26To Benjamin Franklin from Ingenhousz, 9 April 1779 (Franklin Papers)
ALS : American Philosophical Society Since my last of last weak I saw your old femal friend in town. She came to sea me at my lodgings. She is very wel and in good spirits and desires me to send you her best wishes and to acquaint you that she recieved your kind lettre of Jan. last and will answer it in a short time. I will endeavour to bring you the copper for to roast a chicken in by a bold...
27To Benjamin Franklin from Ingenhousz, 29 April 1783 (Franklin Papers)
ALS : American Philosophical Society The bearer of this, Mr. james Robertson, being arrived at Paris from a tour thro Italie, after having spent some time in Vienna, where he followed my experiments and became one of my friends, has begged the favour of me to send him an introductory lettre to you. As he is a very worthy and learned Gentleman, I can not refuse his request, and take the liberty...
28To Benjamin Franklin from Ingenhousz, 1 September 1783 (Franklin Papers)
ALS : American Philosophical Society The inclosed note and bill of exchange of 150 florins on Messrs. Goll & Verbrugge at Amsterdam are delivred to me by his Excellency Count Chotek chanchellor of Bohemia and Austria, one of our first Noblemen, and, what more is, a true Lover and encourager of Sciences; deserving therefore very highly your attention in fulfilling his desires, by sending the...
29To Benjamin Franklin from Ingenhousz, 26 February 1783 (Franklin Papers)
ALS : American Philosophical Society You will have recieved my last, by which I asked you leave to dedicate my work, now, as I hope, under the press, to you— I am rejoiced to be informed by the chancerie of the Court, that, according to an advise of Count de Mercy to Prince Kaunitz, you are certainly to come here. Since that time I am courted by many more Gentlemen and Ladies to present them...
30To Benjamin Franklin from Ingenhousz, 29 August 1781 (Franklin Papers)
ALS : American Philosophical Society Give me leave to acquaint you, that I wrote an other letter to you the 23 of may, which I can make no doubt but you recieved in due time. I was in hopes of recieving a word in answer upon it and upon my former letters, but find me again disappointed. I think however, that your lettres, directed as I told you in my last can not fail of coming to hand. I...