"Pearls of the Sultan; or, Following Nick Carter in Puerto Rico" is an exciting adventure that tells the story of the famous detective Nick Carter. In this book, Nick Carter embarks on an exciting journey to Puerto Rico to uncover the mysterious disappearance of the Sultan's precious pearls. Authors Carter, Nicholas and Waddel, Charles have created an exciting and tense plot that will captivate the reader from the first pages. This book is filled with mystery, danger, and unexpected twists and turns that will keep you on the edge of your seat until the last page. Join Nick Carter in this exciting adventure and get ready for incredible discoveries!