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* {{cite web| title = American Chemical Society National Historic Chemical Landmarks. Columbia Dry Cell Ba [[Category:Battery inventors]] ...

...ng]], [[chemistry]], [[biology]], [[geology]] and [[geography]]. [[Russian inventors]] and engineers excelled in such areas as [[electrical engineering]], [[shi ...ne of Russian inventions and technology records|Russian scientists|Russian inventors}} ...

...tician, author of many of the best books on arithmetic written in the 15th Century ==17th century== ...

...nd, if so, how this could be done.<ref name=":1" /> At the end of the 19th century, [[Georg Cantor]] enlarged the mathematical study of infinity by studying [ ...[[Indian mathematics|Jain mathematical]] text Surya Prajnapti (c. 4th–3rd century BCE) classifies all numbers into three sets: [[enumerable]], innumerable, a ...

...th-century English—an overview |url=https://public.oed.com/blog/nineteenth-century-english-an-overview/ |access-date=7 November 2020 |website=Oxford English D ...st=Badash |first=Lawrence |date=1972 |title=The completeness of nineteenth-century science |url=https://www.journals.uchicago.edu/doi/pdfplus/10.1086/350840 | ...

:A pioneering female American [[Physician|doctor]], [[medical researcher]] and an outspoken voice in the ...ysics)|period]] of [[Cepheid]] [[variable stars]] at the beginning of 20th century. ...

{{Use American English|date=November 2022}} ...the human population will begin to decline in the second half of the 21st century.<ref>{{Cite news |last1=Cave |first1=Damien |last2=Bubola |first2=Emma |las ...

{{Use American English|date=April 2021}} ...ially successful internal combustion engines were invented in the mid-19th century. The first modern internal combustion engine, the [[Otto engine]], was desi ...

{{Use American English|date=August 2024}} An '''elevator''' ([[American English]]) or '''lift''' ([[English in the Commonwealth of Nations|Commonwe ...

...mented battle in the history of the world is the [[Battle of Megiddo (15th century BC)|Battle of Megiddo]].<ref name="Dupay">Trevor N. Dupuy, ''Evolution of W * [[Catapult]] — A Catapult dating to the 19th century B.C was found on the walls of the fortress of [[Buhen]].<ref name="wac">{{C ...

...e Origin and Spread of Qanats in the Old World |journal=Proceedings of the American Philosophical Society |volume= 112 |issue= 3 |pages= 170–181 |date= 21 June Iranian philosophers and inventors may have created the first batteries (sometimes known as the [[Baghdad Batt ...

...Representatives to honor the life and achievements of 19th Century Italian-American inventor Antonio Meucci, and his work in the invention of the telephone.|la .... [https://archive.today/20120712220408/http://inventors.about.com/library/inventors/bl_Alessandro_Volta.htm Alessandro Volta - Biography of Alessandro Volta - ...

...or: ''Die Photographie des Unsichtbaren und ihr Wert für die Chirurgie''). American Technical Book Company, 1896; [https://books.google.com/books?id=whc4AAAAMA The '''history of radiation protection''' begins at the turn of the 19th and 20th centuries with the realization that [[ionizing radiation]] from na ...