This record contains one PDP-4 terminal typewriter. It is a teletype writer with a keyboard attached to the front of the terminal. There are two plaques attached to the keyboard with the manufacturer's logo and model number printed on it. These plaques also contain codes. There is a tag attached to the terminal which reads "C102 PDP-4 terminal". The paper is fed into the typewriter from the back. This terminal is based on the KCR35 Teletype terminal.