Designed by William S. Gillies and released in two weights in 1934/1935 by Bauer. Named Flott in Germany, Bolide in France, and Vigor by Neufville in Spain. [Reichardt] Suez (Idźkowski) is similar.
Much later, Letraset added Extra Bold (Freda Sack, 1980) and Extra Bold Shaded (Philip Kelly, 1982) styles. [Daines] Reichardt additionally credits Vince Whitlock for the latter.