Fourth Volume - New Description of the Sun Dial - Chapters - Page 78 Fourth Volume - New Description of the Sun Dial - Chapters - Page 79
Fourth Volume - New Description of the Sun Dial - Chapters - Page 77



Fourth Volume - New Description of the Sun Dial - Chapters - Page 78 Fourth Volume - New Description of the Sun Dial - Chapters - Page 79 Fourth Volume - New Description of the Sun Dial - Chapters - Page 80