Spiral Coil Bound TOGETHER AS ONE BOOK any two large or small study books with ORIGINAL COVERS. Please let us know in the notes section if you want bound back to back (upside down of each other) or stacked. Send soft cover books only. Name stamp available at a small additional charge. You can send new or used book to be Spiral Coil Bound, we will round the corners. If you do not request otherwise, we will bind them back to back. Standard delivery is 2-4 weeks, unless you choose the rush order service. We will not start your order until we receive your books either as a standard order or rush order.