Fourth Volume - New Description of the Sun Dial - Problems - Page 210Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 211
Fourth Volume - New Description of the Sun Dial - Problems - Page 209



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Fourth Volume - New Description of the Sun Dial - Problems - Page 210Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 211Fourth Volume - New Description of the Sun Dial - Brief Compendium - Page 212



print this selection