History of Science to the Age of Newton" is a free online course on Janux that is open to anyone. Learn more at http://janux.ou.edu. Created by the University of Oklahoma, Janux is an interacti...
SCS Astro Ltd
www.scsastro.co.uk
The Astronomy Shop
History of Science to the Age of Newton" is a free online course on Janux that is open to anyone. Learn more at http://janux.ou.edu. Created by the University of Oklahoma, Janux is an interacti...
SCS Astro Ltd
www.scsastro.co.uk
The Astronomy Shop
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