Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 228 Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 229
Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 227



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Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 228 Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 229 Fourth Volume - New Description of the Sun Dial - Notes - Page 230



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