1 .2 .3 .4 .5 .6 .7 .8 .9 .10 .11 .12 .13 .14 .15 .16 .17 .18 .19 .20 .21 .22 .23 .24 .25
. . . . . . . a .b
 

 
 
 

After the New Model .18 x 18 in / 46 x 46 cm, acrylic on paper. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .After Bohr's Model .18 x 18 in / 46 x 46 cm, acrylic on paper