Yes, it does. I had a book stolen form me in the past.
IS YOUR BOOK PROTECTED BY AN OFFICIAL COPYRIGHT? These Library of Congress shelves hold paper copyright certificates bound into hardback volumes for the permanent archive.
on Front Edge Publishing:
Does My Book Need Copyright Protection?
Have you heard the old rumor that if you send yourself a copy of your manuscript using certified U.S mail that it automatically becomes protected by a U.S. copyright?
Before I reveal the answer to that question, let’s explore exactly what a copyright is and whether or not your manuscript or published book needs one.
When Angels Fly 