On Tue, 30 Jan 2007, Grant Stockly wrote:
My question would be...if the company that produced
the book no longer
exists and no one bothered to get the copyright renewed...then is the book
public domain or at least owned by the author?
Nope.
The copyright is still valid, even if you can't find the owner.
The copyright is owned by the heirs to the assets, who might not
even agree which one owns it.
Assuming that something is public domain because YOU can't find the owner
is not valid.