Complex sentence: The vast holdings of Special Collections cover wide-ranging subjects across hundreds of thousands of irreplaceable manuscripts and archives and nearly 200,000 rare books and hundreds of thousands of manuscripts and archives.
Split into simpler sentences: The vast holdings of Special Collections cover wide-ranging subjects across hundreds of thousands of irreplaceable manuscripts and archives and nearly 200,000 rare books. It has over 200,000 rare books and hundreds of thousands of manuscripts and archives.