 One of the most widely used British typefaces, Gill Sans, was used in the classic design system of Penguin Books and by the London and North Eastern Railway and later British Railways, with many additional styles created by Monotype both during and after Gill's lifetime.In the 1990s, the BBC adopted Gill Sans for its wordmark and many of its on-screen television graphics.Gill was commissioned to develop a typeface with the number of allographs limited to what could be used on Monotype or Linotype machines.