He invented a cast-iron press with compound levers which could withstand the pressures of repeated prints. His first design, with straight sides, still cracked during a run, but his second design ...

While every Haggadah incorporates the 15 steps, not all Haggadot — the plural of Haggadah — are the same. Jews are a diverse ...

The Gutenberg printing press was invented in 1440 in Germany. Ten years later, the printing machine was ready for commercial use. Among the first items printed by Gutenberg were calendars and ...