Cylinder seal
device · 3500 BC · Stone Age
A carved stone cylinder rolled over clay — an early way to reproduce an image.
What it is made of
- Carved stone cylinder — has part. A stone with a carved image.
- Hole through a cylinder — has part. A hole for the cord.
Principles and materials it uses
- Coining (die stamping) — uses. A seal reproduces the same image many times.
- Stone — is made of. Seals were carved from stone.
Things built in a similar way
- Gutenberg printing press — works like. An analogy: both a seal and a press reproduce a pre-carved pattern.