ALBERT EINSTEINThis typed letter is signed by the physicist and framed in the Gallery of History style to a size of 34x20 Typed Letter Signed: "A. Einstein" in ink. 6½x8½ letter. One page. Letterhead from Knollwood, Saranac Lake, New York. Dated August 1, 1940. Sent to Dr. Alvin Johnson. In Full: "Mr. Hermann Broch has informed me that I may be asked about Professor Karl Feldmann of Leyden(Holland). My knowledge of Professor Feldmann's work, however, is not sufficient to give a valuation of it. I should be grateful if some papers by him would be sent to me. / With the expression of my highest appreciation of your admirable activities". Framed with two plaques and a 7x9 color reprinted painting by Rick Parks to a total size of 34x20. Albert Einstein (1879-1955) was born in Ulm, Germany. When he was a teenager, his family moved throughout Europe due to his father's work. At various times in his life, he held citizenship from Switzerland, the Weimar Republic, and the United States. Most of his ground-breaking work in physics came well before WWII in the form of his special theory of relativity and his studies in the general theory of relativity.

SIGMUND FREUD Sigmund Freud signed this typed letter to his nephew, publicist Edward L. Bernays, in 1924 on his personalized stationery. In it, Freud discusses family finances and thanks Bernays for a case of coffee. Typed letter signed "Sigm". Pencil marks on page 2 in unknown hand. 2 pages, 5¾x8¾, 1 sheet, front and verso, on Freud's personalized stationery. May 11, 1924. In German, translated. In part: "Also in May, I lent you 150 dollars, so that your mother's assets with me are now 460 dollars. Thus, three further months are paid for. I would suggest that you send a larger amount of money here after these three months... The case of Washington Coffee arrived undamaged on 30 IV. I very much approve of you deducting the price for that upcoming royalties. I didn't expect the coffee to be so expensive, however, I received your book from Boni & Liveright. As a real American, I was very interested in it...". We believe that this letter was written to Edward Bernays, Freud's nephew, as it mentions sending money to an "Onkel [Uncle] Alexander". EDWARD L.

SAMUEL F.B. MORSE The artist and inventor signs this letter recommending that Congress purchase letters of General Henry Knox owned by a lady and wishing the courts would effectively put an end to the pirating of his telegraph invention. ALS: "Saml. F.B. Morse", 2p, 7¾x10. Po'keepsie, N.Y., 1849 July 23. To C.S. Daveis, Esq., Portland, Me. Daveis (1788-1865) was a prominent Maine attorney.In full: "Yours of the 17th inst I received on Saturday evening & this morning I called on Mrs Beekman and read her your letter. She feels that she has (as she undoubtedly has) a valuable deposit of papers, which ought to belong to the State or the United States Government. She is well disposed towards accommodating you with the sight and use of the letters of Gen. Knox. She says that the papers are contained in several boxes, and the search will be attended with some labor but that she will select out those of Gen. Knox and lay them by themselves. That she should be desirous of reaping pecuniary benefit from papers possessing so much value to the state, is both natural and proper, and she felt gratefully that part of your letter which promised her you did.

SAMUEL F.B. MORSE and SARAH E. MORSE The two sign a 3-page, handwritten 1863 letter to their son Willy, away at school Autograph letter signed: "Yr Affectionate Father/Saml F.B. Morse" and "Your loving mother/S.E. Morse", 1 page, 4½x7½. 5 West 32nd Street, 1863 November 22. To their son Willy. Samuel F. B. Morse married his second wife, Sarah Elizabeth Griswold, in 1848. In a three-page letter, Mrs. Morse writes about family affairs, about his pet "Spottie is full of mischief. He tears many things that comes in his way." She tells him she is "going to have somethings on Christmas" wanting to know if he has "enough handkerchiefs...." Beneath his wife's signature, Morse writes, in part: "I add a few lines to your dear mother's letter. She says the truth when she says she thinks of you every day. Both you & dear Arthur are constantly in our thoughts...You must do all you can to please Mrs. Charles, Mrs. Fay and the other teachers and be diligent in your Studies...." Samuel Finley Breese Morse (1791-1872) was an American painter and inventor. While attending Yale College Morse painted for a living and later studied art in Europe.

THOMAS A. EDISONThe famous inventor penned a section of answers on this questionnaire! Printed Questionnaire filled out by an assistant who has signed: "Thomas A. Edison" at the conclusion, but with 11 words in Edison's hand, 1p, 7¾x10½. J.K. Macomber, Professor of Physics at the Physical Laboratory Agricultural College in Ames, Iowa, sent Edison and other authorities in the field, a printed questionnaire, dated September 27, 1879. Macomber message, in part: "The people of the Western States have been imposed upon by lightning-rod peddlers more, perhaps, than by any other class of swindlers. Among other rods being sold in Iowa is one known as the 'Chambers' rod, widely has been patented by the 'Chambers' National Lightning Protection Company,' of Cincinnati, Ohio. Briefly, this system consists on an Iron rod running along the ridge of the building with points at each end projecting upward…Many public buildings in thus State have been furnished with these rods…I beg leave to submit the following interrogations." Macomber lists seven questions for Edison to answer.

SAMUEL F.B. MORSE His signed, handwritten letter to telegraphic expert Robert Sabine (1868), insisting that he be given journal space to refute "Hamel's calumnious paper read before the Society of Arts". ALS: "Saml F.B. Morse, 3 pages, 5x8. Po'keepsie, N.York,1868 August 8. The inventor of the Morse Code who established a telegraph line between Washington, D.C., and Baltimore in 1844 writes to Robert Sabine, Westminster, London. In full: "I began a letter to you on the 18th July in reply to your valuable letter of the 18th of June. I have had so many interruptions since my return that I must defer its completion, until I have finished by Report as Commissioner for my Government. I write now simply to acknowledge your kindness and to thank you for your courtesy, and to promise you at no very distant day the finished letter on Hamel's calumnious paper read before the Society of Arts. The part in which he refers to me, requires a thorough exposure. I do not ask to have it published entire, but I do ask that it be read to the Society, and that it be recorded in their proceedings, with such remarks of their own as their sense of justice may prompt after a proper examination of the case

LOUIS CHEVROLET Extremely rare letter written as President of the Chevrolet Aircraft Corporation to an Assistant Engineer at Pitcairn Field in Willow Grove, Pennsylvania. Typed Letter signed: "Louis Chevrolet" as President of the Chevrolet Aircraft Corporation, 1¼p, 8½x11, separate sheets. Baltimore, Md., 1930 November 18. On company letterhead to Walter C. Clayton, Asst. Engr., Pitcairn Aircraft, Pitcairn Field, Willow Grove, Pennsylvania. In part: "In regard to the first paragraph of your letter, we do not know exactly how much of a head the gasoline tank should have over the carburetor float, not having tried anything of the kind, but should judge that a minimum of six to eight inches would work satisfactorily on climbing. In level flight you probably will have plenty of gas head, and we are sending you a new blue print showing you where the float level is...As stated before, we have never contemplated using the Haywood Starter, but if it fits your scheme we will send a cylinder head to the Sky Specialties Company of Detroit and have them advise us the best place to put a boss in our cylinder head for the installation of their starter.

GATLING TELLS COLT PATENT FIRE ARMS THAT THE STATE OF NEW YORK "HAS SENT TWO GATLING GUNS HERE FOR REPAIRS"   RICHARD J. GATLING. TLS: "R.J. Gatling", 1p, 8½x11½. Hartford, Conn., 1885 April 14. As President, on stationery of The Gatling Gun Company. To Colt's Patent Fire Arms Manufacturing Company, Hartford. In full: "The Chief of Ordnance, State of New York, advises us that he has sent two Gatling Guns here for repairs, and that if anything is needed in the way of appendages or spare parts, that he be furnished with a list of the same, before he gives the order for them. As soon as the guns are received, please put them in good working order, and furnish us with a list of the articles required as above." Exactly 20 years before this letter was written, John Wilkes Booth shot President Lincoln with a Derringer pistol. Twelve days later, U.S. Cavalry Sgt. Boston Corbett shot Booth with a Colt revolver. By the 1850s, Richard J. Gatling (1818-1903) had become wealthy from agricultural inventions such as machines for sowing rice and wheat.

THOMAS A. EDISON.Partly printed historic Manuscript DS: "T.A. Edison," and on a 5-cent Revenue Stamp bearing George Washington's likeness "TAE/Jan 17/1872", 1p, 8½x14. New York, 1872 January 17.The 24-year-old inventor sells the rights to his invention of an improvement in District and Alarm Telegraphs. Edison had been a telegraph operator. At the time of this document, Edison was immersed in devising inventions for the use and improvement of the telegraph. He had also been involved in the improvement of the stock ticker. With the $40,000 he gained from selling some of his stock ticker inventions he was able to establish his Newark, NJ laboratory. His years at Newark (1870-1876) were characterized by a number of telegraph patents and partnerships. The year of this document marked the start of a four-year period during which Edison conducted the manufacturing of telegraphic instruments for Western Union Telegraphic Co. and the Automatic Telegraph Co. He had several workshops in Newark. He worked on and completed the motograph, automatic telegraph system, duplex, quadruplex , sextuplex and multiplex telegraph systems.