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Keywords from Image Description:
Lecchi Trigonometriae theoricopracticae planae et sphericae . Book Lecchi Giovanni Antonio Trigonometriae theoricopracticae planae et sphericae ex typographia Bibliothecae Ambrosianae apud Joseph Marellum Mediolani lat it Trigonometriae theoricopracticae planae et sphericae auctore Antonio Lecchio societate Jesu matheseos professore