JOSEPH HENRY - AUTOGRAPH LETTER SIGNED 05/07/1857 - HFSID 31637
Price: $650.00
JOSEPH HENRY
Joseph Henry writes a letter of regret saying that he is not able to attend
due to previous engagements.
Autograph Letter signed: "Joseph Henry" as Secretary of the
Smithsonian, 2p, 7¾x10. Washington, D.C., 1858 January 26. To W. W.
Weildon Esq, no place. In full: "On the opposite leaf I send you a
copy, with a few [illegible] attentions, of my letter of the 7th of may
[sic] I remain very truly yours obt [sic] servant," Joseph
Henry (1797-1878), a physicist and scientific administrator, discovered
electromagnetic induction and self-induction. He is also credited with the
invention of the electric motor (1829) and later invented low-resistance and
high-resistance galvanometers. In 1893, his name was given to the standard
electrical unit of inductive resistance, the henry. In 1846, Henry became the
first Secretary of the newly organized Smithsonian Institution, where he
established a continuing tradition of research. Under his leadership, weather
reporting stations were connected by telegraph in the U.S. In the spring of
1863, Henry was one of the founding members of the National Academy of Science
and served as Academy President from 1867. He was both President of the
National Academy of Science and Secretary of the Smithsonian Institution until
his death. Alexander Twilling developed the first commercially
viable ice-making machine in 1856. Slightly soiled and creased. Overall,
fine condition.
Following offer submission users will be contacted at their account email address within 48 hours. Our response will be to accept your offer, decline your offer or send you a final counteroffer. All offers can be viewed from within the "Offer Review" area of your HistoryForSale account. Please review the Make Offer Terms prior to making an offer.
If you have not received an offer acceptance or counter-offer email within 24-hours please check your spam/junk email folder.