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  • Recipient

    • McPherson, Isaac
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    • Jefferson-03-06

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Documents filtered by: Recipient="McPherson, Isaac" AND Volume="Jefferson-03-06"
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I thank you for the communication of mr Jonathan Ellicot’s letter in your’s of Aug. 28. and the information it conveys. with respect to mine of Aug. 13. I do not know that it contains any thing but what any man of Mathematical reading may learn from the same sources. however if it can be used for the promotion of right, I consent to such an use of it. your enquiry as to the date of Martin’s...
Your letter of Aug. 3. asking information on the subject of mr Oliver Evans’s exclusive right to the use of what he calls his Elevators, Conveyers, and Hopper-boys , has been duly recieved. my wish to see new inventions encouraged, and old ones brought again into useful notice, has made me regret the circumstances which have followed the expiration of his first patent. I did not expect the...