Bibliography
http://galileo.rice.edu/sci/instruments/telescope.html
http://www.nasa.gov/audience/forstudents/9-12/features/telescope_feature_912.html
http://www.antiquetelescopes.org/history.html
http://hubblesite.org/the_telescope/hubble_essentials/
Knight, Randall Dewey. Physics for
Scientists and engineers:
a strategic approach / Randall D. Knight. –3rd
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