Hendrik Nicolaas Werkman was an important man.

or rather, H.N. Werkman was a Dutch typographer. (1882-1945)

He created the magazine The Next Call. He distributed it via the bartering system with other artists and designers throughout Europe.

He had a secret printing house called De Blauwe Schuit (The Blue Barge) that published Jewish folk stories.

He was arrested and executed by the Gestapo.
His prints were confiscated, then lost to fire.