LO.sHlH^ars o/>/isk(i ci^eiiskd/irr. 



XII 



30. CH,.COOK. X -^ 486-1 -///, t = + 18 \ 



31. CH^.COOK. l -: 486-1 ,1;,, / = + 25^ 



32. CH,.COOK. 



N:o 



