1842 (English Wikipedia)

Lyman, H. M. (1881). "History of anaesthesia". Artificial anaesthesia and anaesthetics. New York: William Wood and Company. p. 6.
Dunn, Elwood D.; Beyan, Amos J.; Burrowes, Carl Patrick (2000). Historical Dictionary of Liberia. Lanham, Maryland: Scarecrow Press. pp. 80–81. ISBN 9781461659310.

catskillarchive.com

Charles Francis Adams (1879). Notes on Railroad Accidents. G. P. Putnam's Sons. Available online at catskillarchive.com The Versailles Accident. Accessed 26 October 2012.

democratandchronicle.com

Memmott, Jim (November 20, 2017), "Jim Memmott: A high-seas mutiny with a Canandaigua connection", Democrat & Chronicle (USA Today), Rochester, archived from the original on August 10, 2020, retrieved May 30, 2019

doi.org

von Mayer, J. R. (1842). "Bemerkungen über die Kräfte der unbelebten Nature ("Remarks on the forces of inorganic nature")". Annalen der Chemie und Pharmacie. 43 (2): 233–40. doi:10.1002/jlac.18420420212. hdl:2027/umn.319510020751527.

firstladies.org

First Lady Biography: Letitia Tyler, National First Ladies Library, archived from the original on September 30, 2018, retrieved May 30, 2019

handle.net

hdl.handle.net

von Mayer, J. R. (1842). "Bemerkungen über die Kräfte der unbelebten Nature ("Remarks on the forces of inorganic nature")". Annalen der Chemie und Pharmacie. 43 (2): 233–40. doi:10.1002/jlac.18420420212. hdl:2027/umn.319510020751527.

josephhaworth.com

"Anna Elizabeth Dickinson (1842-1932)". Joseph Hawaorth.com. Archived from the original on June 22, 2019. Retrieved May 30, 2019.

lww.com

journals.lww.com

Long, C. W. (1849). "An account of the first use of Sulphuric Ether by Inhalation as an Anæsthetic in Surgical Operations". Southern Medical and Surgical Journal. 5: 705–13. Archived from the original on April 1, 2019. Retrieved June 12, 2012.

nyphil.org

"Ureli Corelli Hill". New York Philharmonic. Archived from the original on March 3, 2017. Retrieved March 2, 2017.

openlibrary.org

Newell, Linda King; Avery, Valeen Tippetts (1994). "In Search of Iniquity". Mormon Enigma: Emma Hale Smith (2nd ed.). New York: Doubleday. pp. 106–108. ISBN 0-252-06291-4. OL 1422345M – via Internet Archive.

skolmuseet.se

Hans Högman. "Några årtal i skolans historia" (in Swedish). Göteborg town museum. Archived from the original on September 27, 2016. Retrieved July 2, 2016.

tudelft.nl

"History of the university". TU Delft. Archived from the original on February 28, 2008. Retrieved July 10, 2012.

web.archive.org

"History of the university". TU Delft. Archived from the original on February 28, 2008. Retrieved July 10, 2012.
"The History of the Vienna Philharmonic". Vienna Philharmonic. Archived from the original on January 19, 2017. Retrieved March 2, 2017.
Long, C. W. (1849). "An account of the first use of Sulphuric Ether by Inhalation as an Anæsthetic in Surgical Operations". Southern Medical and Surgical Journal. 5: 705–13. Archived from the original on April 1, 2019. Retrieved June 12, 2012.
Long, Tony (March 30, 2007). "March 30, 1842: It's Lights Out, Thanks to Ether". Wired. Archived from the original on October 24, 2012. Retrieved December 29, 2007.
Hans Högman. "Några årtal i skolans historia" (in Swedish). Göteborg town museum. Archived from the original on September 27, 2016. Retrieved July 2, 2016.
"Ureli Corelli Hill". New York Philharmonic. Archived from the original on March 3, 2017. Retrieved March 2, 2017.
"The German Pickelhaube, 1914-1916". Trenches on the Web. May 1, 2007. Archived from the original on May 1, 2007. Retrieved January 13, 2021.
"Anna Elizabeth Dickinson (1842-1932)". Joseph Hawaorth.com. Archived from the original on June 22, 2019. Retrieved May 30, 2019.
Leona Vicario (in Spanish), Biografias y Vidas, archived from the original on May 30, 2019, retrieved May 30, 2019
First Lady Biography: Letitia Tyler, National First Ladies Library, archived from the original on September 30, 2018, retrieved May 30, 2019
Memmott, Jim (November 20, 2017), "Jim Memmott: A high-seas mutiny with a Canandaigua connection", Democrat & Chronicle (USA Today), Rochester, archived from the original on August 10, 2020, retrieved May 30, 2019

wienerphilharmoniker.at

"The History of the Vienna Philharmonic". Vienna Philharmonic. Archived from the original on January 19, 2017. Retrieved March 2, 2017.

willamette.edu

"About: History of Willamette: 1834 – 1899 | Willamette University". willamette.edu. Retrieved July 7, 2017.

wired.com

Long, Tony (March 30, 2007). "March 30, 1842: It's Lights Out, Thanks to Ether". Wired. Archived from the original on October 24, 2012. Retrieved December 29, 2007.

worldwar1.com

"The German Pickelhaube, 1914-1916". Trenches on the Web. May 1, 2007. Archived from the original on May 1, 2007. Retrieved January 13, 2021.