Check out this amazing steampunk keyboard from moder Paradox, the Antediluvian Keyboard.
This cool keyboard was made using an old IBM Model M clicky keyboard from 1986, and it even has a set of horns built in.
This looks pretty amazing, it certainly has a lot of detail, and it took Paradox a month to make it, head on over to his website, for full details on this stunning keyboard (link below).
The Antediluvian Keyboard – the tentacles via The Steampunk Workshop