Dramatic difference between think and thin strokes.Diagnal thin serifs on lower case

The Blackletter typeface (also sometimes referred to as Gothic, Fraktur or Old English) was used in the Guthenburg Bible, one of the first books printed in Europe. This style of typeface is recognizable by its dramatic thin and thick strokes, and in some fonts, the elaborate swirls on the serifs. Blackletter typefaces are based on early manuscript lettering