They have no practical value.
The only way you can find someone to buy it is if they have no idea what they are doing either, or have a desire for this exact particular ski.
From your blurry first pic, it also looks like a system ski, but you don't have the bindings for it. So how are you going to find the right bindings?
I remember skiing salomon X-scream skis like in the early 2000s and they were super cool. Already then the skis had the tube-looking dampener dealies on the front and back. These don't have those, and don't have an "X" so they are clearly not as cool
Here's a site that covers some of the popular historical ski lines
Trying to sell or use this, would be like trying to sell or use a palm pilot, for which you are currently missing the custom battery.