A complete unit of stamps as printed. Stamps are usually printed in large sheets and are separated into two or more panes before shipment to post offices.
                                                            
                                                     
                        
                                                
                        
                        
                            One sheet of paper, regardless of size delivered from a printing press but not yet folded or trimmed.
                                                            
                                                     
                        
                                                
                        
                        
                            The full-size sheet of paper selected for a job to be printed on a sheet-fed press. to top
                                                            
                                                     
                        
                                                
                        
                        
                            One sheet, regardless of size, delivered by a specific press.
                                                            
                                                     
                        
                                                
                        
                        
                            One sheet as it comes off the press.
                                                            
                                                     
                        
                                                
                        
                        
                            A finished printed sample pulled from the beginning of a press run for the purpose of checking color, registration, and other reproduction elements.