Leather made from sheepskin is called velum.
School and library binding is binding that is reinforced and strong so that books last longer in school and library settings. They usually have the pages glued and sewn in versus just glued in so that they can be shoved in bags, read by many people, and last through a lot of carelessness.
Sheepskin leather is the skin of a sheep that has been tanned. Tanning preserves the leather. Tanning sheepskin is the same process as tanning cow hides, a more common type of leather. Sheepskin is finer grained than cow.
There are three types that all leather will fall into, they are aniline, pigmented and nu-buck. Pigmented is leather that has been colored with a dye most common are white , blue and ivory. Nu-buck is leather that has the "suede" looking appearance.
A binding machine binds materials together, such as yearbooks, spiral note books for school, hardback books and calendars.
The person who binds books, as well as the firm that offers the service, is called a bookbinder. Before the first century A.D. most documents were on clay tablets or scrolls. During the first century organizations (mostly religious groups) began to write on flat materials that were bound to protect the manuscript. Following the invention of the Gutenberg printing press in 1447, inventors began creating automated binding machines.
advanteges and disadvanteges of book binding
Buckram is used for manufacturing some book cases. (covers)
The mother of the girl (foot binding only happened to girls) to show that she was a possesion and by the mom doing it passed the message down to child.