87
18

The suspension railroad in Elberfeld, Germany, circa 1921.
born in Elberfeld, Germany
07
graduates from Elberfeld School
of Applied Arts
09
starts his 1-year apprenticeship in Peter Behrens’ studio

Peter Behrens' assistants at work: Mies van der Rohe, Adolf Meyer, Max Hertwig, Bernhard Weyrather, Jean Krämer and Walter Gropius, 1908. © Wikimedia Commons.
10
gives lectures on trademark design at the Reimann School in Berlin
15

founds the Wilhelmwerk advertising studio in Berlin
Signet for Dr. Richard Mauch & Co.


Mammut signet, 1916–24.
Bull signet.
23
the Seidels Reklame magazine dedicates an entire issue to Deffke’s works

Seidels Reklame magazine, 1923.