Latinotype, Great As Always: Winden Although the first known example of a slab-serif was an 1810 London lottery advertisement, the commercial appearance of slab-serifs around 1815 is usually credited to London typographer Vincent Figgins. Before Figgins opened his own foundry around 1800, he worked for William Caslon III, grandson of William Caslon, arguably the primary driver of a distinct English national typographic style. Slab-serifs became extremely popular in the 19th century with the growth of advertising. With