A reproduction of a 1795 Dulcken fortepiano at the <a href="https://en.wikipedia.org/wiki/Ira_F._Brilliant_Center_for_Beethoven_Studies" class="extiw" title="w:Ira F. Brilliant Center for Beethoven Studies">Ira F. Brilliant Center for Beethoven Studies</a> in San Jose, California.  The original is in the Smithsonian Institute.
<a href="//commons.wikimedia.org/wiki/User:JaGa" title="User:JaGa">JaGa</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>