Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 226 Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 227
Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 225



Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 226 Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 227 Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 228