Alphacolony

Userboxes

This user has been on Wikipedia for 15 years, 11 months and 20 days.

This user is interested in
science.

This user is interested in
alternate history.

This user is interested in the Emu War.

This user is intereted in the Song Dynasty.

This user is an anime and manga fan.

This user is interested in linguistics.

Hi this my user page.

List of Interesting Mechanical Creations

Su Song's astronomical clock tower

• Analytical Engine
• Difference engine
• Antikythera mechanism
• Myriad year clock
• Su Song's astronomical clock tower
• Elephant clock
• Leibniz wheel