Perhaps... can you send me one of your tiff images that is representative of what you will be working with? I'll play with it for a second. I've done extensive work with tiff lzw in VFP 9, and I might be able to work out the feasibility for you in short order.

>>What all the capabilities you are looking for in the viewer? Zoom, rotate, pan, or anything else?
>
>Thanks, Craig, for dropping in
>
>Basically this very simple :
>1) scaling (the image should be shrunk to fit the viewing window or scaled to fit to the sides of the viewing window),
>2) rotation (for landscape pages),
>3) smart b/w anti-aliasing (key for text reading).
>
>I expect this can be done with GDI+ but would a pure VFP-GDI+ that be fast enough?
>
>Francis