Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 2 Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 3
Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 1



Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 2 Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 3 Fourth Volume - Construction and Use of the Sun Dial - Contents - Page 4