l) grayscale
<BR><IMG SRC="http://schaik.com/pngsuite/basn0g08.png" WIDTH="32" HEIGHT="32"> --- basn0g08 - 8 bit (256 level) grayscale
<BR><IMG SRC="http://schaik.com/pngsuite/basn0g16.png" WIDTH="32" HEIGHT="32"> --- basn0g16 - 16 bit (64k level) grayscale
<BR><IMG SRC="http://schaik.com/pngsuite/basn2c08.png" WIDTH="32" HEIGHT="32"> --- basn2c08 - 3x8 bits rgb color
<BR><IMG SRC="http://schaik.com/pngsuite/basn2c16.png" WIDTH="32" HEIGHT="32"> --- basn2c16 - 3x16 bits rgb color
<BR><IMG SRC="http://schaik