Morris Trimmer writes:
> 
>     We have imported scanned photos and everything seems fine 
> except that when we display them there seems only to be 8 shades of 
> grey while we have 16 categories.  We intend to rectify these and 
> map on them with digit.  It would be very helpful if we could get all 
> shades shown on the display.  Any suggestions?  
> 
You'll probably get this answer from more people, but try d.colormode 
float, then d.erase and display your map again. This should give you more 
than 8 grey shades.

Philip Verhagen

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