Editing 1832 in science (section)

==Technology==
* The first commutator DC [[electric motor]], capable of turning machinery, is demonstrated by [[William Sturgeon]] in London.
* The first drum-type [[rotary printing press]] is completed by anarchist [[Josiah Warren]] in New York.<ref>{{Cite book|last=Bailie|first=William|url=https://archive.org/details/josiahwarrenfirs00bailiala/mode/2up|title=Josiah Warren, the First American Anarchist: A Sociological Study|publisher=Small, Maynard & Co|year=1906|location=Boston|chapter=X. Inventions in Printing}}</ref><ref>{{Cite journal|last=Butler|first=Ann|year=1978|title=Josiah Warren, peaceful revolutionist |url=http://cardinalscholar.bsu.edu/handle/handle/175361|journal=Virtual Press|access-date=2021-09-29|archive-date=2021-09-29|archive-url=https://web.archive.org/web/20210929204844/https://cardinalscholar.bsu.edu/handle/handle/175361|url-status=live}}</ref><ref>{{Cite web|title=16. Josiah Warren|url=http://libcom.org/library/16-josiah-warren|access-date=2021-09-29|website=libcom.org|archive-date=2021-09-29|archive-url=https://web.archive.org/web/20210929190723/http://libcom.org/library/16-josiah-warren|url-status=live}}</ref><ref>{{Cite web|last=Wilbur|first=Shawn P.|date=2017-07-20|title=Josiah Warren, "Reduction in the Cost of Printing Apparatus" (1830)|url=https://www.libertarian-labyrinth.org/uncategorized/josiah-warren-reduction-in-the-cost-of-printing-apparatus-1830/|access-date=2021-09-29|website=The Libertarian Labyrinth|archive-date=2021-09-29|archive-url=https://web.archive.org/web/20210929190714/https://www.libertarian-labyrinth.org/uncategorized/josiah-warren-reduction-in-the-cost-of-printing-apparatus-1830/|url-status=live}}</ref><ref>{{Cite web|title=Josiah Warren's Universal Typography|url=https://faculty.evansville.edu/ck6/bstud/warren1.html|access-date=2021-09-29|website=faculty.evansville.edu|archive-date=2021-09-29|archive-url=https://web.archive.org/web/20210929190725/https://faculty.evansville.edu/ck6/bstud/warren1.html|url-status=live}}</ref><ref>{{Cite book|last=Reece|first=Erik|url=https://books.google.com/books?id=jKpnCwAAQBAJ|title=Utopia Drive: A Road Trip through America's Most Radical Idea|publisher=Farrar, Straus & Giroux|year=2016|isbn=978-0-374-10657-7|edition=1st|location=New York|chapter=A Simple Act of Moral Commerce|lccn=2015041553|access-date=2022-03-25|archive-date=2022-03-25|archive-url=https://web.archive.org/web/20220325182323/https://books.google.com/books?id=jKpnCwAAQBAJ|url-status=live}}</ref>