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# The clavi-harp, invented by Johann-Christian Dietz in 1813
- URL: https://theparnassian.com/en/klaviarf-redchaishii-instrument-izobretennyi-v-1813-godu-iogannom-kristianom-dittsem/
- Published: 2018-07-25T09:30:01.000Z
- Updated: 2026-10-02T19:01:23.000Z
- Author: Alexandr Radayev
- Tags: NB!, Museums, Observations, Science

The clavi-harp is a rarest of instruments, invented in 1813 by Johann Christian Dietz. It is far lighter and more compact than the upright piano, and it is quite unclear why it never became equally fashionable. I should gladly acquire one