Page:Library Construction, Architecture, Fittings, and Furniture.djvu/128

104 of the last book on the shelf, and is secured there by a thumbscrew, which allows it to be tightened up or released as may be necessary. The support is fixed about the centre of the shelf, and holds the books near the top.

Fig. 44 is an illustration of one of the small book-lifts in use at the British Museum for carry

ing books up and down from one storey of the book-room to another. A paper with the title and press-mark of the work required is fastened to a clip, and so carried to the attendant on duty in that particular part of the building. He obtains the book, and places it in the wire cage shown in the illustration, which travels on an endless band around pulleys at top and bottom of the