Fourth Volume - New Description of the Sun Dial - Chapters - Page 44 Fourth Volume - New Description of the Sun Dial - Chapters - Page 45
Fourth Volume - New Description of the Sun Dial - Chapters - Page 43



Fourth Volume - New Description of the Sun Dial - Chapters - Page 44 Fourth Volume - New Description of the Sun Dial - Chapters - Page 45 Fourth Volume - New Description of the Sun Dial - Chapters - Page 46