Several of these images are included in the 2012 exhibition Paintings Etc. View the original 1952 and 1953 exhibition reference images here
 *vertical_diamonds_1953 |
 *blurred_squares_1953 |
 multiple_blurred_squares_1953 |
 *lightdrawing2 |
 *lightdrawing1 |
 lightdrawing3 |
 lightdrawing4 |
 lightdrawing5 |
 lightdrawing6 |
 white_on_black1 |
 white_on_black2 |
 *vertical black and white |
 lightdrawing7 |
 lightdrawing8 |
 white_on_black3 |
 white_on_black4 |