Shouldn't be too hard actually. Start out by going to an instrument/piano shop and ask if they have a lead on a piano that is internally beyond repair.
(You don't want to remove a functional or repairable instrument from the world.)
I was about to start screaming very much when i read through your last sentence. now I want to hug you for understanding me (I play piano and just the look at this bookshelf is slightly painful for me)
This is a NEED.
(You don't want to remove a functional or repairable instrument from the world.)