Register sheet.—The sheet used to make register.
Reglet.—Thin furniture, of an equal thickness all its length. It is made to match the depth of type.
Reiteration.—The form printed on the second side.
Revise.—The last proof of a form before working it off.
Riding.—One colour falling on another. Type at the end of a line catching against a lead.
Rise.—A form is said to rise when, in raising it from the correcting stone, no letters drop out.
Roller.—A wooden cylinder covered with composition, which, set in an iron frame, revolves upon a rod, and is used for inking type.
Rounce.—The handle for running in and out the carriage of a hand-press.
Round pick.—A dot in a letter in a stereotype plate caused by an air-bubble.
Running title.—The title of the book or subject placed at the top of the pages.