-in The Internet Movie Database so far. Most of them (57%) are feature
-films from USA published before 1923. I've also tracked down more
-than 24,000 movies I have not yet been able to map to IMDB title ID,
-so the real number could be a lot higher. According to the front web
-page for <a href="https://retrofilmvault.com/">Retro Film Vault</A>,
-there are 44,000 public domain films, so I guess there are still some
-left to identify.</p>
+in The Internet Movie Database (IMDB) so far. Most of them (57%) are
+feature films from USA published before 1923. I've also tracked down
+more than 24,000 movies I have not yet been able to map to IMDB title
+ID, so the real number could be a lot higher. According to the front
+web page for <a href="https://retrofilmvault.com/">Retro Film
+Vault</A>, there are 44,000 public domain films, so I guess there are
+still some left to identify.</p>