A Gregg-ruled notebook has lines adapted for stenography, including a line down the middle of the page. Spacing between lines is 8.7 millimeters. Stenography is a method of shorthand writing. The Gregg-ruled notebook refers to Gregg shorthand, a style that was first used in 1888.
Shorthand uses an abbreviated style of writing that includes symbols to increase the speed of note-taking. Typically, shorthand uses abbreviations or symbols to denote common phrases. Someone well-trained in stenography can write as quickly as people talk. Many journalists use shorthand systems to take notes at press conferences. Health care professionals sometimes use shorthand notes for correspondence and notes. Shorthand is typically transcribed soon after being written.