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William Crookes - Wikipedia
Sir William Crookes OM PRS (/ k r ʊ k s /; 17 June 1832 – 4 April 1919) was an English chemist and physicist who attended the Royal College of Chemistry in London ...
https://en.wikipedia.org/wiki/William_Crookes

Thallium Element Facts - Periodic Table of Elements and ...
Thallium was discovered by Sir William Crookes in 1861, in London. In 1850 Crookes had been given a deposit containing selenium from a sulfuric acid factory in Tilkerode.
https://www.chemicool.com/elements/thallium.html

Facts About Thallium - Live Science
Properties, sources and uses of the element thallium.
https://www.livescience.com/39303-thallium.html

The Sheffield Indexers - Parish Records Historical Facts
The Sheffield Indexers website provides full online searchable indexes to 1841 Sheffield Census Records, Cemetery Records, Burial Records, Parish Records etc with ...
http://www.sheffieldindexers.com/HistoricalFacts.html

Questions and Answers - Who discovered the elements?
An answer to the question: A list of the elements and who discovered them.
http://education.jlab.org/qa/discover_ele.html

Helium - expert written, user friendly element information
Helium's discovery, interesting facts, and properties - plus informative videos and comprehensive data tables.
https://www.chemicool.com/elements/helium.html

Top 20 Greatest Scientists and Their Inventions That ...
Mankind has progressed immensely over the period of time and the great contributions by some men in the field of science have played a key role in this growth
http://www.worldblaze.in/top-10-greatest-scientists-who-changed-the-world/

Atoms facts, information, pictures | Encyclopedia.com ...
Get information, facts, and pictures about Atoms at Encyclopedia.com. Make research projects and school reports about Atoms easy with credible articles from our FREE ...
http://www.encyclopedia.com/science-and-technology/physics/physics/atoms

Netherlands facts, information, pictures | Encyclopedia ...
Get information, facts, and pictures about Netherlands at Encyclopedia.com. Make research projects and school reports about Netherlands easy with credible articles ...
http://www.encyclopedia.com/places/britain-ireland-france-and-low-countries/benelux-political-geography/netherlands

Chem4Kids.com: Atoms
Chem4Kids.com! This tutorial introduces atoms in chemistry. Other sections include matter, elements, the periodic table, reactions, and biochemistry.
http://www.chem4kids.com/files/atom_intro.html

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