The shelves are inch stuff, finished to seven-eighths of an inch.

The backs are half inch stuff, tongued and grooved and put in horizontally.

This case-unit (3' x 7' x 8") may be doubled or trebled, making cases six and nine feet long; or it may be made double-faced.

If double-faced, and nine feet long, it will hold about a thousand books of ordinary size when full.

It is often well to build several of your cases short and with a single front--wall cases--as they are when in this form more easily adjusted to the growing needs of the library.
A library can never do its best work until its management recognizes the duty and true economy of providing skilled assistants, comfortable quarters, and the best library equipment of fittings and supplies.
For cases, furniture, catalog cases, cards, trays, and labor-saving devices of all kinds, consult the catalog of the Library Bureau.
Very many libraries, even the smallest, find it advantageous to use for book cases what are known as "steel stacks." The demand for these cases has been so great from libraries, large and small, that shelving made from a combination of wood and steel has been very successfully adapted to this use, and at a price within the reach of all libraries.
One of the principal advantages in buying such "steel stack" shelving, with parts all interchangeable, is that in the rearrangement of a room, or in moving into a new room or a new building, it can be utilized to advantage, whereas the common wooden book cases very generally cannot..