Keeping it in the Mispucha! Well, it’s a symposium moderated by Jane Ginsburg, the page in question contains material from Tony Reese, but it’s still cute!

The text of the Copyright Clause does not exclude application of copyright protection to works in the public domain. Symposium, Congressional Power and LimitationsInherent in the Copyright Clause, 30 Colum. J. L. & Arts 259, 266 (2007).