Fourth Volume - New Description of the Sun Dial - Chapters - Page 34 Fourth Volume - New Description of the Sun Dial - Chapters - Page 35
Fourth Volume - New Description of the Sun Dial - Chapters - Page 33



Fourth Volume - New Description of the Sun Dial - Chapters - Page 34 Fourth Volume - New Description of the Sun Dial - Chapters - Page 35 Fourth Volume - New Description of the Sun Dial - Chapters - Page 36