Fourth Volume - New Description of the Sun Dial - Chapters - Page 26 Fourth Volume - New Description of the Sun Dial - Chapters - Page 27
Fourth Volume - New Description of the Sun Dial - Chapters - Page 25



Fourth Volume - New Description of the Sun Dial - Chapters - Page 26 Fourth Volume - New Description of the Sun Dial - Chapters - Page 27 Fourth Volume - New Description of the Sun Dial - Chapters - Page 28