ISBN/Oprah/Book Club/Canceled uses the density and scale of each bar code in opposition to create an overall neutral gray value. The placement of all the bar codes is the same for all three portraits. In this portrait I was trying to get the Oprah out of "Oprah's Book Club." Date Created - December 29, 2000 Physical Dimensions - 54 x 54" (137.16 x 137.16 cm) Pixel Dimensions - 11200 x 11172 Pixels Per Inch - 207 ppi Average File Size - 65 Megabytes Color Mode - 8-Bit Grayscale File Format - Photoshop Flattened Individual Bar Code Physical Dimensions - 1.69 x 0.95" (4.29 x 2.41 cm) Individual Bar Code Pixel Dimensions - 350 x 196 Bar Codes Generated - 36 Number of Bar Codes Wide - 32 Number of Bar Codes High - 57 Total Bar Codes in Final Image - 1824 Hardware - Power Macintosh G3 300 MHz with 192 MB RAM Software - Mac OS 8.1 Adobe Photoshop 5.02 Microsoft Excel 98 Netscape Navigator 4.06