Mechanical reproduction of information and shipping container: what they have in common

1. Step 1. Mechanical reproduction of information — is used in — Gutenberg printing press. The press was the first to mechanize the reproduction of text on a mass scale.
2. Step 2. Gutenberg printing press — is used in — Mercator projection. Maps were printed in large numbers.
3. Step 3. Mercator projection — is used in — Sailing ship. Navigating along straight rhumb lines.
4. Step 4. Sailing ship — is used in — Seaport. A port receives ships.
5. Step 5. Seaport — has part — Container crane. Container cranes.
6. Step 6. Container crane — uses — Shipping container. It moves containers.

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