In the BBL System, the book shelves have a profile at the back to pro-
tect the books and act as a guide for the book support. The height of
these can be adjusted at 50 mm intervals by means of a support that
blocks any movement and stops the books from falling accidentally.
The same shelf can be rotated to a sloping position in order to display
The book support, guided by the back of the shelf, helps the books to
be placed rigidly and stops them from falling or getting lost