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by Charles River
by CatalĂ , Joan
by Michael Sharratt , Preface by David Knight
by Galilei, Galileo
by Galilei, Galileo; Crew, Henry; De Salvio, Alfonso; et al.
by Steffanelli, Mary
by Petroff, Peter A.
by Galileo
by Galilei, Galileo; Crew, Henry; De Salvio, Alfondo