What was first achieved in the workshop of Johann Gutenberg in Germany?

Question

Quizplus · Accepted Answer

The first achievement in the workshop of Johann Gutenberg in Germany was movable-type printing, which allowed for the mass production of printed materials, revolutionizing the spread of information and ideas. Relief printing, engraving, and block books had all been in existence before Gutenberg's workshop, but movable-type printing was a major innovation.

What Was First Achieved in the Workshop of Johann Gutenberg