If you have a book in your inventory and you display all available copies of this book on a map, there are two overlapped pins at your location: your profile + your book. In that particular case, there should only be one pin (maybe your book, since it has your profile picture too?).
If you have a book in your inventory and you display all available copies of this book on a map, there are two overlapped pins at your location: your profile + your book. In that particular case, there should only be one pin (maybe your book, since it has your profile picture too?).