Pipe organ

device · 250 BC · Ancient world

A wind keyboard instrument; Ctesibius’s hydraulis.

What it is made of

• Keyboard — has part. Manuals were the first keyboards.
• Bellows — has part. Bellows supply the air.

Principles and materials it uses

• Bronze — is made of. The pipes of the hydraulis were bronze.
• Pressure — uses. Air is supplied under pressure.

Take Pipe organ apart

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