PHOTOTYPESETTING MACHINES, AND PARTS AND SUPPLIES FOR SUCH MACHINES, INCLUDING PARTICULARLY TYPOGRAPHICAL FONT PLATES, AND AUXILIARY EQUIPMENT FOR SUCH MACHINES SUCH AS TAPE READING DEVICES; AND KEYBOARD OPERATED MACHINES FOR PRODUCING CONTROL TAPES FOR PHOTOTYPESETTING MACHINES, AND PARTS AND SUPPLIES FOR SUCH MACHINES, INCLUDING PARTICULARLY TYPOGRAPHICAL CHARACTER WIDTH CODING ELEMENTS, AND AUXILIARY EQUIPMENT FOR SUCH MACHINES SUCH AS TAPE READING DEVICES AND A CONTROL SETTING AND SELECTI...