A cart used to hold books before they are re-shelved, and then used to carry the books to the shelves for re-shelving.
                                                            
                                                     
                        
                                                
                        
                        
                            a set of two or three shelves, mounted on wheels, for the temporary holding and transport of books and materials around the library.
                                                            
                                                     
                        
                                                
                        
                        
                            A cart used to hold books and journals that await re-shelving. These trucks are located on every floor near photocopiers and at entrances to stairways.