Book-binding.
(9) The head-band is next worked on at head and tail, and the back lined with paper or leather or other material to keep the head-band in its place and to strengthen the back itself.
The book is now ready to be covered.
(10) If the book is covered with leather, the leather is carefully pared all round the edges and along the line of the back, to make the edges sharp and the joints free.
(11) The book having been covered, the depression on the inside of the boards caused by the overlap of the leather is filled in with paper, so that the entire inner surface may be smooth and even, and ready to receive the first and last leaves of the end-papers, which finally are cut to shape and pasted down, leaving the borders only uncovered.
Sometimes, however, the first and last leaves of the "end-papers" are of silk,
