Fourth Volume - New Description of the Sun Dial - Chapters - Page 76 Fourth Volume - New Description of the Sun Dial - Chapters - Page 77
Fourth Volume - New Description of the Sun Dial - Chapters - Page 75



Fourth Volume - New Description of the Sun Dial - Chapters - Page 76 Fourth Volume - New Description of the Sun Dial - Chapters - Page 77 Fourth Volume - New Description of the Sun Dial - Chapters - Page 78