However, you can:
* Find copies online: Search for "Gilderoy Lockhart books" and you'll find many fansites, blogs, and even Etsy shops selling custom-made versions of his book covers.
* Read excerpts online: You can find quotes and summaries of his books on Harry Potter wikis and fan sites.
* Read the Harry Potter books: You can find his books mentioned and even read excerpts from them in the Harry Potter books themselves.
Remember, even though Gilderoy Lockhart was a self-proclaimed "great wizard," his books were filled with lies and self-promotion. So, while you can enjoy them as a fun part of the Harry Potter world, don't take his claims too seriously!