Fourth Volume - New Description of the Sun Dial - Title page and verso - Page 2 Fourth Volume - New Description of the Sun Dial - Prologue - Page 3
Fourth Volume - New Description of the Sun Dial - Title page and verso - Page 1



Fourth Volume - New Description of the Sun Dial - Title page and verso - Page 2 Fourth Volume - New Description of the Sun Dial - Prologue - Page 3 Fourth Volume - New Description of the Sun Dial - Chapters - Page 4